21385500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 63685440

約数和(自身を除く): 42299940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 106, 125, 150, 159, 212, 250, 265, 269, 300, 318, 375, 500, 530, 538, 636, 750, 795, 807, 1060, 1076, 1325, 1345, 1500, 1590, 1614, 2650, 2690, 3180, 3228, 3975, 4035, 5300, 5380, 6625, 6725, 7950, 8070, 13250, 13450, 14257, 15900, 16140, 19875, 20175, 26500, 26900, 28514, 33625, 39750, 40350, 42771, 57028, 67250, 71285, 79500, 80700, 85542, 100875, 134500, 142570, 171084, 201750, 213855, 285140, 356425, 403500, 427710, 712850, 855420, 1069275, 1425700, 1782125, 2138550, 3564250, 4277100, 5346375, 7128500, 10692750, 21385500]

約数ペア:

[(1, 21385500), (2, 10692750), (3, 7128500), (4, 5346375), (5, 4277100), (6, 3564250), (10, 2138550), (12, 1782125), (15, 1425700), (20, 1069275), (25, 855420), (30, 712850), (50, 427710), (53, 403500), (60, 356425), (75, 285140), (100, 213855), (106, 201750), (125, 171084), (150, 142570), (159, 134500), (212, 100875), (250, 85542), (265, 80700), (269, 79500), (300, 71285), (318, 67250), (375, 57028), (500, 42771), (530, 40350), (538, 39750), (636, 33625), (750, 28514), (795, 26900), (807, 26500), (1060, 20175), (1076, 19875), (1325, 16140), (1345, 15900), (1500, 14257), (1590, 13450), (1614, 13250), (2650, 8070), (2690, 7950), (3180, 6725), (3228, 6625), (3975, 5380), (4035, 5300)]