21653522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{11059}}^1$

素因数の和:11161

約数の個数: 16

約数和(自身を含む): 35834400

約数和(自身を除く): 14180878

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 11059, 22118, 121649, 243298, 984251, 1968502, 10826761, 21653522]

約数ペア:

[(1, 21653522), (2, 10826761), (11, 1968502), (22, 984251), (89, 243298), (178, 121649), (979, 22118), (1958, 11059)]