21746876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1327}}^1$

素因数の和:1589

約数の個数: 24

約数和(自身を含む): 40493376

約数和(自身を除く): 18746500

約数列:

[1, 2, 4, 17, 34, 68, 241, 482, 964, 1327, 2654, 4097, 5308, 8194, 16388, 22559, 45118, 90236, 319807, 639614, 1279228, 5436719, 10873438, 21746876]

約数ペア:

[(1, 21746876), (2, 10873438), (4, 5436719), (17, 1279228), (34, 639614), (68, 319807), (241, 90236), (482, 45118), (964, 22559), (1327, 16388), (2654, 8194), (4097, 5308)]