21418112

素因数分解:

$2^7\times {\mathrm{167329}}^1$

素因数の和:167343

約数の個数: 16

約数和(自身を含む): 42669150

約数和(自身を除く): 21251038

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167329, 334658, 669316, 1338632, 2677264, 5354528, 10709056, 21418112]

約数ペア:

[(1, 21418112), (2, 10709056), (4, 5354528), (8, 2677264), (16, 1338632), (32, 669316), (64, 334658), (128, 167329)]