21593625

素因数分解:

$3^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 14798055

約数列:

[1, 3, 5, 15, 25, 75, 89, 125, 267, 375, 445, 647, 1335, 1941, 2225, 3235, 6675, 9705, 11125, 16175, 33375, 48525, 57583, 80875, 172749, 242625, 287915, 863745, 1439575, 4318725, 7197875, 21593625]

約数ペア:

[(1, 21593625), (3, 7197875), (5, 4318725), (15, 1439575), (25, 863745), (75, 287915), (89, 242625), (125, 172749), (267, 80875), (375, 57583), (445, 48525), (647, 33375), (1335, 16175), (1941, 11125), (2225, 9705), (3235, 6675)]