21653973

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{8101}}^1$

素因数の和:8127

約数の個数: 24

約数和(自身を含む): 35389536

約数和(自身を除く): 13735563

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 8101, 24303, 72909, 89111, 218727, 267333, 656181, 801999, 1968543, 2405997, 7217991, 21653973]

約数ペア:

[(1, 21653973), (3, 7217991), (9, 2405997), (11, 1968543), (27, 801999), (33, 656181), (81, 267333), (99, 218727), (243, 89111), (297, 72909), (891, 24303), (2673, 8101)]