20217267567

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7827049}}^1$

素因数の和:7827103

約数の個数: 24

約数和(自身を含む): 34188554400

約数和(自身を除く): 13971286833

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 7827049, 23481147, 54789343, 70443441, 164368029, 320909009, 493104087, 962727027, 2246363063, 2888181081, 6739089189, 20217267567]

約数ペア:

[(1, 20217267567), (3, 6739089189), (7, 2888181081), (9, 2246363063), (21, 962727027), (41, 493104087), (63, 320909009), (123, 164368029), (287, 70443441), (369, 54789343), (861, 23481147), (2583, 7827049)]