21427660799

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2657}}^1\times {\mathrm{9871}}^1$

素因数の和:12590

約数の個数: 16

約数和(自身を含む): 23091002880

約数和(自身を除く): 1663342081

約数列:

[1, 19, 43, 817, 2657, 9871, 50483, 114251, 187549, 424453, 2170769, 8064607, 26227247, 498317693, 1127771621, 21427660799]

約数ペア:

[(1, 21427660799), (19, 1127771621), (43, 498317693), (817, 26227247), (2657, 8064607), (9871, 2170769), (50483, 424453), (114251, 187549)]