21853746

素因数分解:

$2^1\times 3^3\times {\mathrm{404699}}^1$

素因数の和:404710

約数の個数: 16

約数和(自身を含む): 48564000

約数和(自身を除く): 26710254

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 404699, 809398, 1214097, 2428194, 3642291, 7284582, 10926873, 21853746]

約数ペア:

[(1, 21853746), (2, 10926873), (3, 7284582), (6, 3642291), (9, 2428194), (18, 1214097), (27, 809398), (54, 404699)]