21000929032

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{49530493}}^1$

素因数の和:49530552

約数の個数: 16

約数和(自身を含む): 40119700140

約数和(自身を除く): 19118771108

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 49530493, 99060986, 198121972, 396243944, 2625116129, 5250232258, 10500464516, 21000929032]

約数ペア:

[(1, 21000929032), (2, 10500464516), (4, 5250232258), (8, 2625116129), (53, 396243944), (106, 198121972), (212, 99060986), (424, 49530493)]