21039618

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{152461}}^1$

素因数の和:152489

約数の個数: 16

約数和(自身を含む): 43909056

約数和(自身を除く): 22869438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 152461, 304922, 457383, 914766, 3506603, 7013206, 10519809, 21039618]

約数ペア:

[(1, 21039618), (2, 10519809), (3, 7013206), (6, 3506603), (23, 914766), (46, 457383), (69, 304922), (138, 152461)]