21250030

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{36017}}^1$

素因数の和:36083

約数の個数: 16

約数和(自身を含む): 38899440

約数和(自身を除く): 17649410

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 36017, 72034, 180085, 360170, 2125003, 4250006, 10625015, 21250030]

約数ペア:

[(1, 21250030), (2, 10625015), (5, 4250006), (10, 2125003), (59, 360170), (118, 180085), (295, 72034), (590, 36017)]