21263405208

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{8128213}}^1$

素因数の和:8128331

約数の個数: 32

約数和(自身を含む): 53646212400

約数和(自身を除く): 32382807192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 8128213, 16256426, 24384639, 32512852, 48769278, 65025704, 97538556, 195077112, 885975217, 1771950434, 2657925651, 3543900868, 5315851302, 7087801736, 10631702604, 21263405208]

約数ペア:

[(1, 21263405208), (2, 10631702604), (3, 7087801736), (4, 5315851302), (6, 3543900868), (8, 2657925651), (12, 1771950434), (24, 885975217), (109, 195077112), (218, 97538556), (327, 65025704), (436, 48769278), (654, 32512852), (872, 24384639), (1308, 16256426), (2616, 8128213)]