21658976360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8669}}^1\times {\mathrm{8923}}^1$

素因数の和:17610

約数の個数: 64

約数和(自身を含む): 55707177600

約数和(自身を除く): 34048201240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8669, 8923, 17338, 17846, 34676, 35692, 43345, 44615, 60683, 62461, 69352, 71384, 86690, 89230, 121366, 124922, 173380, 178460, 242732, 249844, 303415, 312305, 346760, 356920, 485464, 499688, 606830, 624610, 1213660, 1249220, 2427320, 2498440, 77353487, 154706974, 309413948, 386767435, 541474409, 618827896, 773534870, 1082948818, 1547069740, 2165897636, 2707372045, 3094139480, 4331795272, 5414744090, 10829488180, 21658976360]

約数ペア:

[(1, 21658976360), (2, 10829488180), (4, 5414744090), (5, 4331795272), (7, 3094139480), (8, 2707372045), (10, 2165897636), (14, 1547069740), (20, 1082948818), (28, 773534870), (35, 618827896), (40, 541474409), (56, 386767435), (70, 309413948), (140, 154706974), (280, 77353487), (8669, 2498440), (8923, 2427320), (17338, 1249220), (17846, 1213660), (34676, 624610), (35692, 606830), (43345, 499688), (44615, 485464), (60683, 356920), (62461, 346760), (69352, 312305), (71384, 303415), (86690, 249844), (89230, 242732), (121366, 178460), (124922, 173380)]