21820442

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{26417}}^1$

素因数の和:26485

約数の個数: 16

約数和(自身を含む): 38041920

約数和(自身を除く): 16221478

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 26417, 52834, 184919, 369838, 1558603, 3117206, 10910221, 21820442]

約数ペア:

[(1, 21820442), (2, 10910221), (7, 3117206), (14, 1558603), (59, 369838), (118, 184919), (413, 52834), (826, 26417)]