21328482

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{507821}}^1$

素因数の和:507833

約数の個数: 16

約数和(自身を含む): 48750912

約数和(自身を除く): 27422430

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 507821, 1015642, 1523463, 3046926, 3554747, 7109494, 10664241, 21328482]

約数ペア:

[(1, 21328482), (2, 10664241), (3, 7109494), (6, 3554747), (7, 3046926), (14, 1523463), (21, 1015642), (42, 507821)]