21353122648

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:630

約数の個数: 192

約数和(自身を含む): 49421352960

約数和(自身を除く): 28068230312

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 104, 121, 124, 127, 143, 242, 248, 254, 286, 341, 403, 431, 484, 508, 572, 682, 806, 862, 968, 1016, 1144, 1364, 1397, 1573, 1612, 1651, 1724, 2728, 2794, 3146, 3224, 3302, 3448, 3751, 3937, 4433, 4741, 5588, 5603, 6292, 6604, 7502, 7874, 8866, 9482, 11176, 11206, 12584, 13208, 13361, 15004, 15367, 15748, 17732, 18161, 18964, 22412, 26722, 30008, 30734, 31496, 35464, 36322, 37928, 43307, 44824, 48763, 51181, 52151, 53444, 54737, 61468, 61633, 72644, 86614, 97526, 102362, 104302, 106888, 109474, 122936, 123266, 145288, 146971, 173228, 173693, 195052, 199771, 204724, 208604, 218948, 246532, 293942, 346456, 347386, 390104, 399542, 409448, 417208, 437896, 476377, 493064, 562991, 587884, 602107, 677963, 694772, 711581, 799084, 952754, 1125982, 1175768, 1204214, 1355926, 1389544, 1423162, 1598168, 1616681, 1696847, 1905508, 1910623, 2251964, 2408428, 2711852, 2846324, 3233362, 3393694, 3811016, 3821246, 4503928, 4816856, 5423704, 5692648, 6192901, 6466724, 6623177, 6787388, 7642492, 7827391, 12385802, 12933448, 13246354, 13574776, 15284984, 15654782, 18665317, 21016853, 22059011, 24771604, 26492708, 31309564, 37330634, 42033706, 44118022, 49543208, 52985416, 62619128, 74661268, 84067412, 86101301, 88236044, 149322536, 168134824, 172202602, 176472088, 205318487, 242649121, 344405204, 410636974, 485298242, 688810408, 821273948, 970596484, 1642547896, 1941192968, 2669140331, 5338280662, 10676561324, 21353122648]

約数ペア:

[(1, 21353122648), (2, 10676561324), (4, 5338280662), (8, 2669140331), (11, 1941192968), (13, 1642547896), (22, 970596484), (26, 821273948), (31, 688810408), (44, 485298242), (52, 410636974), (62, 344405204), (88, 242649121), (104, 205318487), (121, 176472088), (124, 172202602), (127, 168134824), (143, 149322536), (242, 88236044), (248, 86101301), (254, 84067412), (286, 74661268), (341, 62619128), (403, 52985416), (431, 49543208), (484, 44118022), (508, 42033706), (572, 37330634), (682, 31309564), (806, 26492708), (862, 24771604), (968, 22059011), (1016, 21016853), (1144, 18665317), (1364, 15654782), (1397, 15284984), (1573, 13574776), (1612, 13246354), (1651, 12933448), (1724, 12385802), (2728, 7827391), (2794, 7642492), (3146, 6787388), (3224, 6623177), (3302, 6466724), (3448, 6192901), (3751, 5692648), (3937, 5423704), (4433, 4816856), (4741, 4503928), (5588, 3821246), (5603, 3811016), (6292, 3393694), (6604, 3233362), (7502, 2846324), (7874, 2711852), (8866, 2408428), (9482, 2251964), (11176, 1910623), (11206, 1905508), (12584, 1696847), (13208, 1616681), (13361, 1598168), (15004, 1423162), (15367, 1389544), (15748, 1355926), (17732, 1204214), (18161, 1175768), (18964, 1125982), (22412, 952754), (26722, 799084), (30008, 711581), (30734, 694772), (31496, 677963), (35464, 602107), (36322, 587884), (37928, 562991), (43307, 493064), (44824, 476377), (48763, 437896), (51181, 417208), (52151, 409448), (53444, 399542), (54737, 390104), (61468, 347386), (61633, 346456), (72644, 293942), (86614, 246532), (97526, 218948), (102362, 208604), (104302, 204724), (106888, 199771), (109474, 195052), (122936, 173693), (123266, 173228), (145288, 146971)]