21662104

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 41937840

約数和(自身を除く): 20275736

約数列:

[1, 2, 4, 8, 41, 82, 164, 211, 313, 328, 422, 626, 844, 1252, 1688, 2504, 8651, 12833, 17302, 25666, 34604, 51332, 66043, 69208, 102664, 132086, 264172, 528344, 2707763, 5415526, 10831052, 21662104]

約数ペア:

[(1, 21662104), (2, 10831052), (4, 5415526), (8, 2707763), (41, 528344), (82, 264172), (164, 132086), (211, 102664), (313, 69208), (328, 66043), (422, 51332), (626, 34604), (844, 25666), (1252, 17302), (1688, 12833), (2504, 8651)]