21027010

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 38905920

約数和(自身を除く): 17878910

約数列:

[1, 2, 5, 10, 59, 118, 157, 227, 295, 314, 454, 590, 785, 1135, 1570, 2270, 9263, 13393, 18526, 26786, 35639, 46315, 66965, 71278, 92630, 133930, 178195, 356390, 2102701, 4205402, 10513505, 21027010]

約数ペア:

[(1, 21027010), (2, 10513505), (5, 4205402), (10, 2102701), (59, 356390), (118, 178195), (157, 133930), (227, 92630), (295, 71278), (314, 66965), (454, 46315), (590, 35639), (785, 26786), (1135, 18526), (1570, 13393), (2270, 9263)]