21752018

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4441}}^1$

素因数の和:4553

約数の個数: 16

約数和(自身を含む): 34114560

約数和(自身を除く): 12362542

約数列:

[1, 2, 31, 62, 79, 158, 2449, 4441, 4898, 8882, 137671, 275342, 350839, 701678, 10876009, 21752018]

約数ペア:

[(1, 21752018), (2, 10876009), (31, 701678), (62, 350839), (79, 275342), (158, 137671), (2449, 8882), (4441, 4898)]