19110021

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{11519}}^1$

素因数の和:11608

約数の個数: 16

約数和(自身を含む): 29491200

約数和(自身を除く): 10381179

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 11519, 34557, 80633, 241899, 910001, 2730003, 6370007, 19110021]

約数ペア:

[(1, 19110021), (3, 6370007), (7, 2730003), (21, 910001), (79, 241899), (237, 80633), (553, 34557), (1659, 11519)]