21748916

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{45691}}^1$

素因数の和:45719

約数の個数: 24

約数和(自身を含む): 46057536

約数和(自身を除く): 24308620

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 45691, 91382, 182764, 319837, 639674, 776747, 1279348, 1553494, 3106988, 5437229, 10874458, 21748916]

約数ペア:

[(1, 21748916), (2, 10874458), (4, 5437229), (7, 3106988), (14, 1553494), (17, 1279348), (28, 776747), (34, 639674), (68, 319837), (119, 182764), (238, 91382), (476, 45691)]