21508764

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43717}}^1$

素因数の和:43765

約数の個数: 24

約数和(自身を含む): 51412368

約数和(自身を除く): 29903604

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 43717, 87434, 131151, 174868, 262302, 524604, 1792397, 3584794, 5377191, 7169588, 10754382, 21508764]

約数ペア:

[(1, 21508764), (2, 10754382), (3, 7169588), (4, 5377191), (6, 3584794), (12, 1792397), (41, 524604), (82, 262302), (123, 174868), (164, 131151), (246, 87434), (492, 43717)]