21461344

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{39451}}^1$

素因数の和:39478

約数の個数: 24

約数和(自身を含む): 44738568

約数和(自身を除く): 23277224

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 39451, 78902, 157804, 315608, 631216, 670667, 1262432, 1341334, 2682668, 5365336, 10730672, 21461344]

約数ペア:

[(1, 21461344), (2, 10730672), (4, 5365336), (8, 2682668), (16, 1341334), (17, 1262432), (32, 670667), (34, 631216), (68, 315608), (136, 157804), (272, 78902), (544, 39451)]