12957021

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2671}}^1$

素因数の和:2702

約数の個数: 36

約数和(自身を含む): 23759424

約数和(自身を除く): 10802403

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 2671, 4851, 8013, 18697, 24039, 29381, 56091, 88143, 130879, 168273, 205667, 264429, 392637, 617001, 1177911, 1439669, 1851003, 4319007, 12957021]

約数ペア:

[(1, 12957021), (3, 4319007), (7, 1851003), (9, 1439669), (11, 1177911), (21, 617001), (33, 392637), (49, 264429), (63, 205667), (77, 168273), (99, 130879), (147, 88143), (231, 56091), (441, 29381), (539, 24039), (693, 18697), (1617, 8013), (2671, 4851)]