21398498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{587}}^1\times {\mathrm{1657}}^1$

素因数の和:2257

約数の個数: 16

約数和(自身を含む): 35096544

約数和(自身を除く): 13698046

約数列:

[1, 2, 11, 22, 587, 1174, 1657, 3314, 6457, 12914, 18227, 36454, 972659, 1945318, 10699249, 21398498]

約数ペア:

[(1, 21398498), (2, 10699249), (11, 1945318), (22, 972659), (587, 36454), (1174, 18227), (1657, 12914), (3314, 6457)]