21026418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500629}}^1$

素因数の和:500641

約数の個数: 16

約数和(自身を含む): 48060480

約数和(自身を除く): 27034062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500629, 1001258, 1501887, 3003774, 3504403, 7008806, 10513209, 21026418]

約数ペア:

[(1, 21026418), (2, 10513209), (3, 7008806), (6, 3504403), (7, 3003774), (14, 1501887), (21, 1001258), (42, 500629)]