21436986

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 44782848

約数和(自身を除く): 23345862

約数列:

[1, 2, 3, 6, 37, 61, 74, 111, 122, 183, 222, 366, 1583, 2257, 3166, 4514, 4749, 6771, 9498, 13542, 58571, 96563, 117142, 175713, 193126, 289689, 351426, 579378, 3572831, 7145662, 10718493, 21436986]

約数ペア:

[(1, 21436986), (2, 10718493), (3, 7145662), (6, 3572831), (37, 579378), (61, 351426), (74, 289689), (111, 193126), (122, 175713), (183, 117142), (222, 96563), (366, 58571), (1583, 13542), (2257, 9498), (3166, 6771), (4514, 4749)]