21820019758

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1\times {\mathrm{9293}}^1$

素因数の和:10668

約数の個数: 32

約数和(自身を含む): 35340100416

約数和(自身を除く): 13520080658

約数列:

[1, 2, 17, 34, 53, 106, 901, 1303, 1802, 2606, 9293, 18586, 22151, 44302, 69059, 138118, 157981, 315962, 492529, 985058, 1174003, 2348006, 8372993, 12108779, 16745986, 24217558, 205849243, 411698486, 641765287, 1283530574, 10910009879, 21820019758]

約数ペア:

[(1, 21820019758), (2, 10910009879), (17, 1283530574), (34, 641765287), (53, 411698486), (106, 205849243), (901, 24217558), (1303, 16745986), (1802, 12108779), (2606, 8372993), (9293, 2348006), (18586, 1174003), (22151, 985058), (44302, 492529), (69059, 315962), (138118, 157981)]