21730926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{517403}}^1$

素因数の和:517415

約数の個数: 16

約数和(自身を含む): 49670784

約数和(自身を除く): 27939858

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 517403, 1034806, 1552209, 3104418, 3621821, 7243642, 10865463, 21730926]

約数ペア:

[(1, 21730926), (2, 10865463), (3, 7243642), (6, 3621821), (7, 3104418), (14, 1552209), (21, 1034806), (42, 517403)]