21290632

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241939}}^1$

素因数の和:241956

約数の個数: 16

約数和(自身を含む): 43549200

約数和(自身を除く): 22258568

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241939, 483878, 967756, 1935512, 2661329, 5322658, 10645316, 21290632]

約数ペア:

[(1, 21290632), (2, 10645316), (4, 5322658), (8, 2661329), (11, 1935512), (22, 967756), (44, 483878), (88, 241939)]