21848620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47497}}^1$

素因数の和:47529

約数の個数: 24

約数和(自身を含む): 47877984

約数和(自身を除く): 26029364

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 47497, 94994, 189988, 237485, 474970, 949940, 1092431, 2184862, 4369724, 5462155, 10924310, 21848620]

約数ペア:

[(1, 21848620), (2, 10924310), (4, 5462155), (5, 4369724), (10, 2184862), (20, 1092431), (23, 949940), (46, 474970), (92, 237485), (115, 189988), (230, 94994), (460, 47497)]