21999461258

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1\times {\mathrm{20347}}^1$

素因数の和:21174

約数の個数: 32

約数和(自身を含む): 35722948800

約数和(自身を除く): 13723487542

約数列:

[1, 2, 19, 37, 38, 74, 703, 769, 1406, 1538, 14611, 20347, 28453, 29222, 40694, 56906, 386593, 540607, 752839, 773186, 1081214, 1505678, 14303941, 15646843, 28607882, 31293686, 297290017, 578933191, 594580034, 1157866382, 10999730629, 21999461258]

約数ペア:

[(1, 21999461258), (2, 10999730629), (19, 1157866382), (37, 594580034), (38, 578933191), (74, 297290017), (703, 31293686), (769, 28607882), (1406, 15646843), (1538, 14303941), (14611, 1505678), (20347, 1081214), (28453, 773186), (29222, 752839), (40694, 540607), (56906, 386593)]