21467809

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1601}}^1$

素因数の和:1688

約数の個数: 16

約数和(自身を含む): 24914304

約数和(自身を除く): 3446495

約数列:

[1, 11, 23, 53, 253, 583, 1219, 1601, 13409, 17611, 36823, 84853, 405053, 933383, 1951619, 21467809]

約数ペア:

[(1, 21467809), (11, 1951619), (23, 933383), (53, 405053), (253, 84853), (583, 36823), (1219, 17611), (1601, 13409)]