21155038

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2741}}^1$

素因数の和:2987

約数の個数: 16

約数和(自身を含む): 33759504

約数和(自身を除く): 12604466

約数列:

[1, 2, 17, 34, 227, 454, 2741, 3859, 5482, 7718, 46597, 93194, 622207, 1244414, 10577519, 21155038]

約数ペア:

[(1, 21155038), (2, 10577519), (17, 1244414), (34, 622207), (227, 93194), (454, 46597), (2741, 7718), (3859, 5482)]