21470339

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{751}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 24689664

約数和(自身を除く): 3219325

約数列:

[1, 11, 23, 113, 253, 751, 1243, 2599, 8261, 17273, 28589, 84863, 190003, 933493, 1951849, 21470339]

約数ペア:

[(1, 21470339), (11, 1951849), (23, 933493), (113, 190003), (253, 84863), (751, 28589), (1243, 17273), (2599, 8261)]