21917127

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{13259}}^1$

素因数の和:13310

約数の個数: 16

約数和(自身を含む): 31824000

約数和(自身を除く): 9906873

約数列:

[1, 3, 19, 29, 57, 87, 551, 1653, 13259, 39777, 251921, 384511, 755763, 1153533, 7305709, 21917127]

約数ペア:

[(1, 21917127), (3, 7305709), (19, 1153533), (29, 755763), (57, 384511), (87, 251921), (551, 39777), (1653, 13259)]