21232798

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1657}}^1$

素因数の和:1851

約数の個数: 16

約数和(自身を含む): 32828400

約数和(自身を除く): 11595602

約数列:

[1, 2, 43, 86, 149, 298, 1657, 3314, 6407, 12814, 71251, 142502, 246893, 493786, 10616399, 21232798]

約数ペア:

[(1, 21232798), (2, 10616399), (43, 493786), (86, 246893), (149, 142502), (298, 71251), (1657, 12814), (3314, 6407)]