21939892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{14549}}^1$

素因数の和:14595

約数の個数: 24

約数和(自身を含む): 42777000

約数和(自身を除く): 20837108

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 14549, 29098, 58196, 189137, 378274, 421921, 756548, 843842, 1687684, 5484973, 10969946, 21939892]

約数ペア:

[(1, 21939892), (2, 10969946), (4, 5484973), (13, 1687684), (26, 843842), (29, 756548), (52, 421921), (58, 378274), (116, 189137), (377, 58196), (754, 29098), (1508, 14549)]