21214835

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 26248320

約数和(自身を除く): 5033485

約数列:

[1, 5, 41, 205, 239, 433, 1195, 2165, 9799, 17753, 48995, 88765, 103487, 517435, 4242967, 21214835]

約数ペア:

[(1, 21214835), (5, 4242967), (41, 517435), (205, 103487), (239, 88765), (433, 48995), (1195, 17753), (2165, 9799)]