21891822

素因数分解:

$2^1\times 3^1\times {\mathrm{197}}^1\times {\mathrm{18521}}^1$

素因数の和:18723

約数の個数: 16

約数和(自身を含む): 44008272

約数和(自身を除く): 22116450

約数列:

[1, 2, 3, 6, 197, 394, 591, 1182, 18521, 37042, 55563, 111126, 3648637, 7297274, 10945911, 21891822]

約数ペア:

[(1, 21891822), (2, 10945911), (3, 7297274), (6, 3648637), (197, 111126), (394, 55563), (591, 37042), (1182, 18521)]