21051674

素因数分解:

$2^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1901}}^1$

素因数の和:2030

約数の個数: 24

約数和(自身を含む): 37077588

約数和(自身を除く): 16025914

約数列:

[1, 2, 7, 14, 49, 98, 113, 226, 791, 1582, 1901, 3802, 5537, 11074, 13307, 26614, 93149, 186298, 214813, 429626, 1503691, 3007382, 10525837, 21051674]

約数ペア:

[(1, 21051674), (2, 10525837), (7, 3007382), (14, 1503691), (49, 429626), (98, 214813), (113, 186298), (226, 93149), (791, 26614), (1582, 13307), (1901, 11074), (3802, 5537)]