21339318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:83

約数の個数: 192

約数和(自身を含む): 64350720

約数和(自身を除く): 43011402

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 17, 19, 21, 22, 26, 33, 34, 38, 39, 42, 51, 57, 66, 77, 78, 91, 102, 114, 119, 121, 133, 143, 154, 182, 187, 209, 221, 231, 238, 242, 247, 266, 273, 286, 323, 357, 363, 374, 399, 418, 429, 442, 462, 494, 546, 561, 627, 646, 663, 714, 726, 741, 798, 847, 858, 969, 1001, 1122, 1254, 1309, 1326, 1463, 1482, 1547, 1573, 1694, 1729, 1938, 2002, 2057, 2261, 2299, 2431, 2541, 2618, 2717, 2926, 3003, 3094, 3146, 3458, 3553, 3927, 4114, 4199, 4389, 4522, 4598, 4641, 4719, 4862, 5082, 5187, 5434, 6006, 6171, 6783, 6897, 7106, 7293, 7854, 8151, 8398, 8778, 9282, 9438, 10374, 10659, 11011, 12342, 12597, 13566, 13794, 14399, 14586, 16093, 16302, 17017, 19019, 21318, 22022, 24871, 25194, 26741, 28798, 29393, 29887, 32186, 33033, 34034, 38038, 39083, 43197, 46189, 48279, 49742, 51051, 53482, 57057, 58786, 59774, 66066, 74613, 78166, 80223, 86394, 88179, 89661, 92378, 96558, 102102, 114114, 117249, 138567, 149226, 160446, 176358, 179322, 187187, 209209, 234498, 273581, 277134, 323323, 374374, 418418, 508079, 547162, 561561, 627627, 646646, 820743, 969969, 1016158, 1123122, 1255254, 1524237, 1641486, 1939938, 3048474, 3556553, 7113106, 10669659, 21339318]

約数ペア:

[(1, 21339318), (2, 10669659), (3, 7113106), (6, 3556553), (7, 3048474), (11, 1939938), (13, 1641486), (14, 1524237), (17, 1255254), (19, 1123122), (21, 1016158), (22, 969969), (26, 820743), (33, 646646), (34, 627627), (38, 561561), (39, 547162), (42, 508079), (51, 418418), (57, 374374), (66, 323323), (77, 277134), (78, 273581), (91, 234498), (102, 209209), (114, 187187), (119, 179322), (121, 176358), (133, 160446), (143, 149226), (154, 138567), (182, 117249), (187, 114114), (209, 102102), (221, 96558), (231, 92378), (238, 89661), (242, 88179), (247, 86394), (266, 80223), (273, 78166), (286, 74613), (323, 66066), (357, 59774), (363, 58786), (374, 57057), (399, 53482), (418, 51051), (429, 49742), (442, 48279), (462, 46189), (494, 43197), (546, 39083), (561, 38038), (627, 34034), (646, 33033), (663, 32186), (714, 29887), (726, 29393), (741, 28798), (798, 26741), (847, 25194), (858, 24871), (969, 22022), (1001, 21318), (1122, 19019), (1254, 17017), (1309, 16302), (1326, 16093), (1463, 14586), (1482, 14399), (1547, 13794), (1573, 13566), (1694, 12597), (1729, 12342), (1938, 11011), (2002, 10659), (2057, 10374), (2261, 9438), (2299, 9282), (2431, 8778), (2541, 8398), (2618, 8151), (2717, 7854), (2926, 7293), (3003, 7106), (3094, 6897), (3146, 6783), (3458, 6171), (3553, 6006), (3927, 5434), (4114, 5187), (4199, 5082), (4389, 4862), (4522, 4719), (4598, 4641)]