21298326

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{507103}}^1$

素因数の和:507115

約数の個数: 16

約数和(自身を含む): 48681984

約数和(自身を除く): 27383658

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 507103, 1014206, 1521309, 3042618, 3549721, 7099442, 10649163, 21298326]

約数ペア:

[(1, 21298326), (2, 10649163), (3, 7099442), (6, 3549721), (7, 3042618), (14, 1521309), (21, 1014206), (42, 507103)]