21360375

素因数分解:

$3^3\times 5^3\times {\mathrm{6329}}^1$

素因数の和:6353

約数の個数: 32

約数和(自身を含む): 39499200

約数和(自身を除く): 18138825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 675, 1125, 3375, 6329, 18987, 31645, 56961, 94935, 158225, 170883, 284805, 474675, 791125, 854415, 1424025, 2373375, 4272075, 7120125, 21360375]

約数ペア:

[(1, 21360375), (3, 7120125), (5, 4272075), (9, 2373375), (15, 1424025), (25, 854415), (27, 791125), (45, 474675), (75, 284805), (125, 170883), (135, 158225), (225, 94935), (375, 56961), (675, 31645), (1125, 18987), (3375, 6329)]