2021115745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1\times {\mathrm{1237}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 2696898816

約数和(自身を除く): 675783071

約数列:

[1, 5, 11, 55, 61, 305, 487, 671, 1237, 2435, 3355, 5357, 6185, 13607, 26785, 29707, 68035, 75457, 148535, 326777, 377285, 602419, 830027, 1633885, 3012095, 4150135, 6626609, 33133045, 36747559, 183737795, 404223149, 2021115745]

約数ペア:

[(1, 2021115745), (5, 404223149), (11, 183737795), (55, 36747559), (61, 33133045), (305, 6626609), (487, 4150135), (671, 3012095), (1237, 1633885), (2435, 830027), (3355, 602419), (5357, 377285), (6185, 326777), (13607, 148535), (26785, 75457), (29707, 68035)]