21135584

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{17851}}^1$

素因数の和:17898

約数の個数: 24

約数和(自身を含む): 42737688

約数和(自身を除く): 21602104

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 1184, 17851, 35702, 71404, 142808, 285616, 571232, 660487, 1320974, 2641948, 5283896, 10567792, 21135584]

約数ペア:

[(1, 21135584), (2, 10567792), (4, 5283896), (8, 2641948), (16, 1320974), (32, 660487), (37, 571232), (74, 285616), (148, 142808), (296, 71404), (592, 35702), (1184, 17851)]