21167797995

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1559}}^1\times {\mathrm{5693}}^1$

素因数の和:7316

約数の個数: 48

約数和(自身を含む): 37413679680

約数和(自身を除く): 16245881685

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 1559, 2385, 4677, 5693, 7795, 14031, 17079, 23385, 28465, 51237, 70155, 82627, 85395, 247881, 256185, 301729, 413135, 743643, 905187, 1239405, 1508645, 2715561, 3718215, 4525935, 8875387, 13577805, 26626161, 44376935, 79878483, 133130805, 399392415, 470395511, 1411186533, 2351977555, 4233559599, 7055932665, 21167797995]

約数ペア:

[(1, 21167797995), (3, 7055932665), (5, 4233559599), (9, 2351977555), (15, 1411186533), (45, 470395511), (53, 399392415), (159, 133130805), (265, 79878483), (477, 44376935), (795, 26626161), (1559, 13577805), (2385, 8875387), (4677, 4525935), (5693, 3718215), (7795, 2715561), (14031, 1508645), (17079, 1239405), (23385, 905187), (28465, 743643), (51237, 413135), (70155, 301729), (82627, 256185), (85395, 247881)]