21386234

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{571}}^1$

素因数の和:941

約数の個数: 16

約数和(自身を含む): 32768736

約数和(自身を除く): 11382502

約数列:

[1, 2, 61, 122, 307, 571, 614, 1142, 18727, 34831, 37454, 69662, 175297, 350594, 10693117, 21386234]

約数ペア:

[(1, 21386234), (2, 10693117), (61, 350594), (122, 175297), (307, 69662), (571, 37454), (614, 34831), (1142, 18727)]