21650234

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{5227}}^1$

素因数の和:5357

約数の個数: 16

約数和(自身を含む): 34504800

約数和(自身を除く): 12854566

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 5227, 10454, 99313, 198626, 569743, 1139486, 10825117, 21650234]

約数ペア:

[(1, 21650234), (2, 10825117), (19, 1139486), (38, 569743), (109, 198626), (218, 99313), (2071, 10454), (4142, 5227)]