21669210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{240769}}^1$

素因数の和:240782

約数の個数: 24

約数和(自身を含む): 56340180

約数和(自身を除く): 34670970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 240769, 481538, 722307, 1203845, 1444614, 2166921, 2407690, 3611535, 4333842, 7223070, 10834605, 21669210]

約数ペア:

[(1, 21669210), (2, 10834605), (3, 7223070), (5, 4333842), (6, 3611535), (9, 2407690), (10, 2166921), (15, 1444614), (18, 1203845), (30, 722307), (45, 481538), (90, 240769)]