21135103625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{14423}}^1$

素因数の和:15074

約数の個数: 32

約数和(自身を含む): 27811779840

約数和(自身を除く): 6676676215

約数列:

[1, 5, 19, 25, 95, 125, 475, 617, 2375, 3085, 11723, 14423, 15425, 58615, 72115, 77125, 274037, 293075, 360575, 1370185, 1465375, 1802875, 6850925, 8898991, 34254625, 44494955, 169080829, 222474775, 845404145, 1112373875, 4227020725, 21135103625]

約数ペア:

[(1, 21135103625), (5, 4227020725), (19, 1112373875), (25, 845404145), (95, 222474775), (125, 169080829), (475, 44494955), (617, 34254625), (2375, 8898991), (3085, 6850925), (11723, 1802875), (14423, 1465375), (15425, 1370185), (58615, 360575), (72115, 293075), (77125, 274037)]