21380458830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1831}}^1\times {\mathrm{389231}}^1$

素因数の和:391072

約数の個数: 32

約数和(自身を含む): 51341257728

約数和(自身を除く): 29960798898

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1831, 3662, 5493, 9155, 10986, 18310, 27465, 54930, 389231, 778462, 1167693, 1946155, 2335386, 3892310, 5838465, 11676930, 712681961, 1425363922, 2138045883, 3563409805, 4276091766, 7126819610, 10690229415, 21380458830]

約数ペア:

[(1, 21380458830), (2, 10690229415), (3, 7126819610), (5, 4276091766), (6, 3563409805), (10, 2138045883), (15, 1425363922), (30, 712681961), (1831, 11676930), (3662, 5838465), (5493, 3892310), (9155, 2335386), (10986, 1946155), (18310, 1167693), (27465, 778462), (54930, 389231)]