21000279754

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{1741}}^1\times {\mathrm{76343}}^1$

素因数の和:78165

約数の個数: 16

約数和(自身を含む): 31917899520

約数和(自身を除く): 10917619766

約数列:

[1, 2, 79, 158, 1741, 3482, 76343, 137539, 152686, 275078, 6031097, 12062194, 132913163, 265826326, 10500139877, 21000279754]

約数ペア:

[(1, 21000279754), (2, 10500139877), (79, 265826326), (158, 132913163), (1741, 12062194), (3482, 6031097), (76343, 275078), (137539, 152686)]