21426390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79357}}^1$

素因数の和:79373

約数の個数: 32

約数和(自身を含む): 57137760

約数和(自身を除く): 35711370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 79357, 158714, 238071, 396785, 476142, 714213, 793570, 1190355, 1428426, 2142639, 2380710, 3571065, 4285278, 7142130, 10713195, 21426390]

約数ペア:

[(1, 21426390), (2, 10713195), (3, 7142130), (5, 4285278), (6, 3571065), (9, 2380710), (10, 2142639), (15, 1428426), (18, 1190355), (27, 793570), (30, 714213), (45, 476142), (54, 396785), (90, 238071), (135, 158714), (270, 79357)]