21000921617

素因数分解:

${\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1723}}^1\times {\mathrm{9283}}^1$

素因数の和:11120

約数の個数: 16

約数和(自身を含む): 22856019648

約数和(自身を除く): 1855098031

約数列:

[1, 13, 101, 1313, 1723, 9283, 22399, 120679, 174023, 937583, 2262299, 12188579, 15994609, 207929917, 1615455509, 21000921617]

約数ペア:

[(1, 21000921617), (13, 1615455509), (101, 207929917), (1313, 15994609), (1723, 12188579), (9283, 2262299), (22399, 937583), (120679, 174023)]