21053413206548

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1209688187}}^1$

素因数の和:1209688439

約数の個数: 24

約数和(自身を含む): 38951959653600

約数和(自身を除く): 17898546447052

約数列:

[1, 2, 4, 19, 38, 76, 229, 458, 916, 4351, 8702, 17404, 1209688187, 2419376374, 4838752748, 22984075553, 45968151106, 91936302212, 277018594823, 554037189646, 1108074379292, 5263353301637, 10526706603274, 21053413206548]

約数ペア:

[(1, 21053413206548), (2, 10526706603274), (4, 5263353301637), (19, 1108074379292), (38, 554037189646), (76, 277018594823), (229, 91936302212), (458, 45968151106), (916, 22984075553), (4351, 4838752748), (8702, 2419376374), (17404, 1209688187)]