21459488

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{12653}}^1$

素因数の和:12716

約数の個数: 24

約数和(自身を含む): 43048908

約数和(自身を除く): 21589420

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 12653, 25306, 50612, 101224, 202448, 404896, 670609, 1341218, 2682436, 5364872, 10729744, 21459488]

約数ペア:

[(1, 21459488), (2, 10729744), (4, 5364872), (8, 2682436), (16, 1341218), (32, 670609), (53, 404896), (106, 202448), (212, 101224), (424, 50612), (848, 25306), (1696, 12653)]