21000944797

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{1721}}^1\times {\mathrm{15427}}^1$

素因数の和:17268

約数の個数: 16

約数和(自身を含む): 24229118592

約数和(自身を除く): 3228173795

約数列:

[1, 7, 113, 791, 1721, 12047, 15427, 107989, 194473, 1361311, 1743251, 12202757, 26549867, 185849069, 3000134971, 21000944797]

約数ペア:

[(1, 21000944797), (7, 3000134971), (113, 185849069), (791, 26549867), (1721, 12202757), (12047, 1743251), (15427, 1361311), (107989, 194473)]