21842584

素因数分解:

$2^3\times {\mathrm{1307}}^1\times {\mathrm{2089}}^1$

素因数の和:3402

約数の個数: 16

約数和(自身を含む): 41005800

約数和(自身を除く): 19163216

約数列:

[1, 2, 4, 8, 1307, 2089, 2614, 4178, 5228, 8356, 10456, 16712, 2730323, 5460646, 10921292, 21842584]

約数ペア:

[(1, 21842584), (2, 10921292), (4, 5460646), (8, 2730323), (1307, 16712), (2089, 10456), (2614, 8356), (4178, 5228)]