21714015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{5009}}^1$

素因数の和:5051

約数の個数: 24

約数和(自身を含む): 36913680

約数和(自身を除く): 15199665

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 5009, 15027, 25045, 75135, 85153, 255459, 425765, 1277295, 1447601, 4342803, 7238005, 21714015]

約数ペア:

[(1, 21714015), (3, 7238005), (5, 4342803), (15, 1447601), (17, 1277295), (51, 425765), (85, 255459), (255, 85153), (289, 75135), (867, 25045), (1445, 15027), (4335, 5009)]