21283822

素因数分解:

$2^1\times 7^1\times {\mathrm{1229}}^1\times {\mathrm{1237}}^1$

素因数の和:2475

約数の個数: 16

約数和(自身を含む): 36545760

約数和(自身を除く): 15261938

約数列:

[1, 2, 7, 14, 1229, 1237, 2458, 2474, 8603, 8659, 17206, 17318, 1520273, 3040546, 10641911, 21283822]

約数ペア:

[(1, 21283822), (2, 10641911), (7, 3040546), (14, 1520273), (1229, 17318), (1237, 17206), (2458, 8659), (2474, 8603)]