21884898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 30369822

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 71, 82, 123, 142, 179, 213, 246, 287, 358, 426, 497, 537, 574, 861, 994, 1074, 1253, 1491, 1722, 2506, 2911, 2982, 3759, 5822, 7339, 7518, 8733, 12709, 14678, 17466, 20377, 22017, 25418, 38127, 40754, 44034, 51373, 61131, 76254, 88963, 102746, 122262, 154119, 177926, 266889, 308238, 521069, 533778, 1042138, 1563207, 3126414, 3647483, 7294966, 10942449, 21884898]

約数ペア:

[(1, 21884898), (2, 10942449), (3, 7294966), (6, 3647483), (7, 3126414), (14, 1563207), (21, 1042138), (41, 533778), (42, 521069), (71, 308238), (82, 266889), (123, 177926), (142, 154119), (179, 122262), (213, 102746), (246, 88963), (287, 76254), (358, 61131), (426, 51373), (497, 44034), (537, 40754), (574, 38127), (861, 25418), (994, 22017), (1074, 20377), (1253, 17466), (1491, 14678), (1722, 12709), (2506, 8733), (2911, 7518), (2982, 7339), (3759, 5822)]