21850202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1579}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 38905920

約数和(自身を除く): 17055718

約数列:

[1, 2, 11, 17, 22, 34, 37, 74, 187, 374, 407, 629, 814, 1258, 1579, 3158, 6919, 13838, 17369, 26843, 34738, 53686, 58423, 116846, 295273, 590546, 642653, 993191, 1285306, 1986382, 10925101, 21850202]

約数ペア:

[(1, 21850202), (2, 10925101), (11, 1986382), (17, 1285306), (22, 993191), (34, 642653), (37, 590546), (74, 295273), (187, 116846), (374, 58423), (407, 53686), (629, 34738), (814, 26843), (1258, 17369), (1579, 13838), (3158, 6919)]