21112096408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2551}}^1$

素因数の和:2769

約数の個数: 128

約数和(自身を含む): 46920867840

約数和(自身を除く): 25808771432

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 151, 221, 248, 302, 403, 442, 527, 604, 806, 884, 1054, 1208, 1612, 1768, 1963, 2108, 2551, 2567, 3224, 3926, 4216, 4681, 5102, 5134, 6851, 7852, 9362, 10204, 10268, 13702, 15704, 18724, 20408, 20536, 27404, 33163, 33371, 37448, 43367, 54808, 60853, 66326, 66742, 79081, 79577, 86734, 121706, 132652, 133484, 158162, 159154, 173468, 243412, 265304, 266968, 316324, 318308, 346936, 385201, 486824, 563771, 632648, 636616, 770402, 1028053, 1034501, 1127542, 1344377, 1540804, 2056106, 2069002, 2255084, 2688754, 3081608, 4112212, 4138004, 4510168, 5007613, 5377508, 6548417, 8224424, 8276008, 10015226, 10755016, 11941231, 13096834, 17476901, 20030452, 23882462, 26193668, 34953802, 40060904, 47764924, 52387336, 69907604, 85129421, 95529848, 139815208, 155236003, 170258842, 203000927, 310472006, 340517684, 406001854, 620944012, 681035368, 812003708, 1241888024, 1624007416, 2639012051, 5278024102, 10556048204, 21112096408]

約数ペア:

[(1, 21112096408), (2, 10556048204), (4, 5278024102), (8, 2639012051), (13, 1624007416), (17, 1241888024), (26, 812003708), (31, 681035368), (34, 620944012), (52, 406001854), (62, 340517684), (68, 310472006), (104, 203000927), (124, 170258842), (136, 155236003), (151, 139815208), (221, 95529848), (248, 85129421), (302, 69907604), (403, 52387336), (442, 47764924), (527, 40060904), (604, 34953802), (806, 26193668), (884, 23882462), (1054, 20030452), (1208, 17476901), (1612, 13096834), (1768, 11941231), (1963, 10755016), (2108, 10015226), (2551, 8276008), (2567, 8224424), (3224, 6548417), (3926, 5377508), (4216, 5007613), (4681, 4510168), (5102, 4138004), (5134, 4112212), (6851, 3081608), (7852, 2688754), (9362, 2255084), (10204, 2069002), (10268, 2056106), (13702, 1540804), (15704, 1344377), (18724, 1127542), (20408, 1034501), (20536, 1028053), (27404, 770402), (33163, 636616), (33371, 632648), (37448, 563771), (43367, 486824), (54808, 385201), (60853, 346936), (66326, 318308), (66742, 316324), (79081, 266968), (79577, 265304), (86734, 243412), (121706, 173468), (132652, 159154), (133484, 158162)]