21182732

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{569}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 38208240

約数和(自身を除く): 17025508

約数列:

[1, 2, 4, 41, 82, 164, 227, 454, 569, 908, 1138, 2276, 9307, 18614, 23329, 37228, 46658, 93316, 129163, 258326, 516652, 5295683, 10591366, 21182732]

約数ペア:

[(1, 21182732), (2, 10591366), (4, 5295683), (41, 516652), (82, 258326), (164, 129163), (227, 93316), (454, 46658), (569, 37228), (908, 23329), (1138, 18614), (2276, 9307)]