21551230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{93701}}^1$

素因数の和:93731

約数の個数: 16

約数和(自身を含む): 40479264

約数和(自身を除く): 18928034

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 93701, 187402, 468505, 937010, 2155123, 4310246, 10775615, 21551230]

約数ペア:

[(1, 21551230), (2, 10775615), (5, 4310246), (10, 2155123), (23, 937010), (46, 468505), (115, 187402), (230, 93701)]