21356846

素因数分解:

$2^1\times 7^2\times {\mathrm{383}}^1\times {\mathrm{569}}^1$

素因数の和:968

約数の個数: 24

約数和(自身を含む): 37428480

約数和(自身を除く): 16071634

約数列:

[1, 2, 7, 14, 49, 98, 383, 569, 766, 1138, 2681, 3983, 5362, 7966, 18767, 27881, 37534, 55762, 217927, 435854, 1525489, 3050978, 10678423, 21356846]

約数ペア:

[(1, 21356846), (2, 10678423), (7, 3050978), (14, 1525489), (49, 435854), (98, 217927), (383, 55762), (569, 37534), (766, 27881), (1138, 18767), (2681, 7966), (3983, 5362)]