42021556

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{997}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 75700296

約数和(自身を除く): 33678740

約数列:

[1, 2, 4, 41, 82, 164, 257, 514, 997, 1028, 1994, 3988, 10537, 21074, 40877, 42148, 81754, 163508, 256229, 512458, 1024916, 10505389, 21010778, 42021556]

約数ペア:

[(1, 42021556), (2, 21010778), (4, 10505389), (41, 1024916), (82, 512458), (164, 256229), (257, 163508), (514, 81754), (997, 42148), (1028, 40877), (1994, 21074), (3988, 10537)]