21732485

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2221}}^1$

素因数の和:2348

約数の個数: 16

約数和(自身を含む): 27730560

約数和(自身を除く): 5998075

約数列:

[1, 5, 19, 95, 103, 515, 1957, 2221, 9785, 11105, 42199, 210995, 228763, 1143815, 4346497, 21732485]

約数ペア:

[(1, 21732485), (5, 4346497), (19, 1143815), (95, 228763), (103, 210995), (515, 42199), (1957, 11105), (2221, 9785)]