21326578

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3167}}^1$

素因数の和:3226

約数の個数: 32

約数和(自身を含む): 40449024

約数和(自身を除く): 19122446

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 182, 259, 481, 518, 962, 3167, 3367, 6334, 6734, 22169, 41171, 44338, 82342, 117179, 234358, 288197, 576394, 820253, 1523327, 1640506, 3046654, 10663289, 21326578]

約数ペア:

[(1, 21326578), (2, 10663289), (7, 3046654), (13, 1640506), (14, 1523327), (26, 820253), (37, 576394), (74, 288197), (91, 234358), (182, 117179), (259, 82342), (481, 44338), (518, 41171), (962, 22169), (3167, 6734), (3367, 6334)]