21484911

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{35279}}^1$

素因数の和:35318

約数の個数: 16

約数和(自身を含む): 33868800

約数和(自身を除く): 12383889

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 35279, 105837, 246953, 740859, 1023091, 3069273, 7161637, 21484911]

約数ペア:

[(1, 21484911), (3, 7161637), (7, 3069273), (21, 1023091), (29, 740859), (87, 246953), (203, 105837), (609, 35279)]