21897954

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{93581}}^1$

素因数の和:93602

約数の個数: 24

約数和(自身を含む): 51095772

約数和(自身を除く): 29197818

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 93581, 187162, 280743, 561486, 842229, 1216553, 1684458, 2433106, 3649659, 7299318, 10948977, 21897954]

約数ペア:

[(1, 21897954), (2, 10948977), (3, 7299318), (6, 3649659), (9, 2433106), (13, 1684458), (18, 1216553), (26, 842229), (39, 561486), (78, 280743), (117, 187162), (234, 93581)]