21327757735

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7242023}}^1$

素因数の和:7242078

約数の個数: 16

約数和(自身を含む): 27809372160

約数和(自身を除く): 6481614425

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 7242023, 36210115, 137598437, 224502713, 687992185, 1122513565, 4265551547, 21327757735]

約数ペア:

[(1, 21327757735), (5, 4265551547), (19, 1122513565), (31, 687992185), (95, 224502713), (155, 137598437), (589, 36210115), (2945, 7242023)]