21206854

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{2797}}^1$

素因数の和:3039

約数の個数: 16

約数和(自身を含む): 33844608

約数和(自身を除く): 12637754

約数列:

[1, 2, 17, 34, 223, 446, 2797, 3791, 5594, 7582, 47549, 95098, 623731, 1247462, 10603427, 21206854]

約数ペア:

[(1, 21206854), (2, 10603427), (17, 1247462), (34, 623731), (223, 95098), (446, 47549), (2797, 7582), (3791, 5594)]