21708065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{6229}}^1$

素因数の和:6292

約数の個数: 16

約数和(自身を含む): 28259280

約数和(自身を除く): 6551215

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 6229, 31145, 105893, 255389, 529465, 1276945, 4341613, 21708065]

約数ペア:

[(1, 21708065), (5, 4341613), (17, 1276945), (41, 529465), (85, 255389), (205, 105893), (697, 31145), (3485, 6229)]