2159668

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 4358592

約数和(自身を除く): 2198924

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 563, 959, 1126, 1918, 2252, 3836, 3941, 7882, 15764, 77131, 154262, 308524, 539917, 1079834, 2159668]

約数ペア:

[(1, 2159668), (2, 1079834), (4, 539917), (7, 308524), (14, 154262), (28, 77131), (137, 15764), (274, 7882), (548, 3941), (563, 3836), (959, 2252), (1126, 1918)]