21104831

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1049}}^1$

素因数の和:1150

約数の個数: 16

約数和(自身を含む): 24192000

約数和(自身を除く): 3087169

約数列:

[1, 11, 31, 59, 341, 649, 1049, 1829, 11539, 20119, 32519, 61891, 357709, 680801, 1918621, 21104831]

約数ペア:

[(1, 21104831), (11, 1918621), (31, 680801), (59, 357709), (341, 61891), (649, 32519), (1049, 20119), (1829, 11539)]