21260126

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15121}}^1$

素因数の和:15179

約数の個数: 16

約数和(自身を含む): 34478160

約数和(自身を除く): 13218034

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 15121, 30242, 287299, 559477, 574598, 1118954, 10630063, 21260126]

約数ペア:

[(1, 21260126), (2, 10630063), (19, 1118954), (37, 574598), (38, 559477), (74, 287299), (703, 30242), (1406, 15121)]