21400532364

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{211}}^2\times {\mathrm{977}}^1$

素因数の和:1447

約数の個数: 72

約数和(自身を含む): 51448675824

約数和(自身を除く): 30048143460

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 211, 246, 422, 492, 633, 844, 977, 1266, 1954, 2532, 2931, 3908, 5862, 8651, 11724, 17302, 25953, 34604, 40057, 44521, 51906, 80114, 89042, 103812, 120171, 133563, 160228, 178084, 206147, 240342, 267126, 412294, 480684, 534252, 618441, 824588, 1236882, 1825361, 2473764, 3650722, 5476083, 7301444, 8452027, 10952166, 16904054, 21904332, 25356081, 33808108, 43497017, 50712162, 86994034, 101424324, 130491051, 173988068, 260982102, 521964204, 1783377697, 3566755394, 5350133091, 7133510788, 10700266182, 21400532364]

約数ペア:

[(1, 21400532364), (2, 10700266182), (3, 7133510788), (4, 5350133091), (6, 3566755394), (12, 1783377697), (41, 521964204), (82, 260982102), (123, 173988068), (164, 130491051), (211, 101424324), (246, 86994034), (422, 50712162), (492, 43497017), (633, 33808108), (844, 25356081), (977, 21904332), (1266, 16904054), (1954, 10952166), (2532, 8452027), (2931, 7301444), (3908, 5476083), (5862, 3650722), (8651, 2473764), (11724, 1825361), (17302, 1236882), (25953, 824588), (34604, 618441), (40057, 534252), (44521, 480684), (51906, 412294), (80114, 267126), (89042, 240342), (103812, 206147), (120171, 178084), (133563, 160228)]