21495704

素因数分解:

$2^3\times {\mathrm{1409}}^1\times {\mathrm{1907}}^1$

素因数の和:3322

約数の個数: 16

約数和(自身を含む): 40354200

約数和(自身を除く): 18858496

約数列:

[1, 2, 4, 8, 1409, 1907, 2818, 3814, 5636, 7628, 11272, 15256, 2686963, 5373926, 10747852, 21495704]

約数ペア:

[(1, 21495704), (2, 10747852), (4, 5373926), (8, 2686963), (1409, 15256), (1907, 11272), (2818, 7628), (3814, 5636)]