21726804957

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{755899}}^1$

素因数の和:755993

約数の個数: 32

約数和(自身を含む): 34541606400

約数和(自身を除く): 12814801443

約数列:

[1, 3, 11, 13, 33, 39, 67, 143, 201, 429, 737, 871, 2211, 2613, 9581, 28743, 755899, 2267697, 8314889, 9826687, 24944667, 29480061, 50645233, 108093557, 151935699, 324280671, 557097563, 658388029, 1671292689, 1975164087, 7242268319, 21726804957]

約数ペア:

[(1, 21726804957), (3, 7242268319), (11, 1975164087), (13, 1671292689), (33, 658388029), (39, 557097563), (67, 324280671), (143, 151935699), (201, 108093557), (429, 50645233), (737, 29480061), (871, 24944667), (2211, 9826687), (2613, 8314889), (9581, 2267697), (28743, 755899)]