21904302

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27449}}^1$

素因数の和:27480

約数の個数: 32

約数和(自身を含む): 52704000

約数和(自身を除く): 30799698

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 27449, 54898, 82347, 164694, 192143, 384286, 521531, 576429, 1043062, 1152858, 1564593, 3129186, 3650717, 7301434, 10952151, 21904302]

約数ペア:

[(1, 21904302), (2, 10952151), (3, 7301434), (6, 3650717), (7, 3129186), (14, 1564593), (19, 1152858), (21, 1043062), (38, 576429), (42, 521531), (57, 384286), (114, 192143), (133, 164694), (266, 82347), (399, 54898), (798, 27449)]