21000516

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{56453}}^1$

素因数の和:56491

約数の個数: 24

約数和(自身を含む): 50582784

約数和(自身を除く): 29582268

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 56453, 112906, 169359, 225812, 338718, 677436, 1750043, 3500086, 5250129, 7000172, 10500258, 21000516]

約数ペア:

[(1, 21000516), (2, 10500258), (3, 7000172), (4, 5250129), (6, 3500086), (12, 1750043), (31, 677436), (62, 338718), (93, 225812), (124, 169359), (186, 112906), (372, 56453)]