21862818

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{7639}}^1$

素因数の和:7703

約数の個数: 32

約数和(自身を含む): 49507200

約数和(自身を除く): 27644382

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862, 7639, 15278, 22917, 45834, 68751, 137502, 206253, 404867, 412506, 809734, 1214601, 2429202, 3643803, 7287606, 10931409, 21862818]

約数ペア:

[(1, 21862818), (2, 10931409), (3, 7287606), (6, 3643803), (9, 2429202), (18, 1214601), (27, 809734), (53, 412506), (54, 404867), (106, 206253), (159, 137502), (318, 68751), (477, 45834), (954, 22917), (1431, 15278), (2862, 7639)]