21262138

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{773}}^1\times {\mathrm{809}}^1$

素因数の和:1601

約数の個数: 16

約数和(自身を含む): 33854760

約数和(自身を除く): 12592622

約数列:

[1, 2, 17, 34, 773, 809, 1546, 1618, 13141, 13753, 26282, 27506, 625357, 1250714, 10631069, 21262138]

約数ペア:

[(1, 21262138), (2, 10631069), (17, 1250714), (34, 625357), (773, 27506), (809, 26282), (1546, 13753), (1618, 13141)]