21408693118

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10629937}}^1$

素因数の和:10630011

約数の個数: 16

約数和(自身を含む): 34440999120

約数和(自身を除く): 13032306002

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 10629937, 21259874, 201968803, 403937606, 563386661, 1126773322, 10704346559, 21408693118]

約数ペア:

[(1, 21408693118), (2, 10704346559), (19, 1126773322), (38, 563386661), (53, 403937606), (106, 201968803), (1007, 21259874), (2014, 10629937)]