21029282

素因数分解:

$2^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:673

約数の個数: 16

約数和(自身を含む): 31987872

約数和(自身を除く): 10958590

約数列:

[1, 2, 163, 251, 257, 326, 502, 514, 40913, 41891, 64507, 81826, 83782, 129014, 10514641, 21029282]

約数ペア:

[(1, 21029282), (2, 10514641), (163, 129014), (251, 83782), (257, 81826), (326, 64507), (502, 41891), (514, 40913)]