21724146

素因数分解:

$2^1\times 3^3\times {\mathrm{402299}}^1$

素因数の和:402310

約数の個数: 16

約数和(自身を含む): 48276000

約数和(自身を除く): 26551854

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 402299, 804598, 1206897, 2413794, 3620691, 7241382, 10862073, 21724146]

約数ペア:

[(1, 21724146), (2, 10862073), (3, 7241382), (6, 3620691), (9, 2413794), (18, 1206897), (27, 804598), (54, 402299)]