20824818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{495829}}^1$

素因数の和:495841

約数の個数: 16

約数和(自身を含む): 47599680

約数和(自身を除く): 26774862

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 495829, 991658, 1487487, 2974974, 3470803, 6941606, 10412409, 20824818]

約数ペア:

[(1, 20824818), (2, 10412409), (3, 6941606), (6, 3470803), (7, 2974974), (14, 1487487), (21, 991658), (42, 495829)]