21464044

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{10501}}^1$

素因数の和:10585

約数の個数: 24

約数和(自身を含む): 43520288

約数和(自身を除く): 22056244

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 10501, 21002, 42004, 73507, 147014, 294028, 766573, 1533146, 3066292, 5366011, 10732022, 21464044]

約数ペア:

[(1, 21464044), (2, 10732022), (4, 5366011), (7, 3066292), (14, 1533146), (28, 766573), (73, 294028), (146, 147014), (292, 73507), (511, 42004), (1022, 21002), (2044, 10501)]