21165822

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{5273}}^1$

素因数の和:5504

約数の個数: 24

約数和(自身を含む): 46073664

約数和(自身を除く): 24907842

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 5273, 10546, 15819, 31638, 47457, 94914, 1175879, 2351758, 3527637, 7055274, 10582911, 21165822]

約数ペア:

[(1, 21165822), (2, 10582911), (3, 7055274), (6, 3527637), (9, 2351758), (18, 1175879), (223, 94914), (446, 47457), (669, 31638), (1338, 15819), (2007, 10546), (4014, 5273)]