21302092

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{16187}}^1$

素因数の和:16245

約数の個数: 24

約数和(自身を含む): 43513344

約数和(自身を除く): 22211252

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 16187, 32374, 64748, 113309, 226618, 453236, 760789, 1521578, 3043156, 5325523, 10651046, 21302092]

約数ペア:

[(1, 21302092), (2, 10651046), (4, 5325523), (7, 3043156), (14, 1521578), (28, 760789), (47, 453236), (94, 226618), (188, 113309), (329, 64748), (658, 32374), (1316, 16187)]