21488375974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1\times {\mathrm{899321}}^1$

素因数の和:900255

約数の個数: 16

約数和(自身を含む): 34749802080

約数和(自身を除く): 13261426106

約数列:

[1, 2, 13, 26, 919, 1838, 11947, 23894, 899321, 1798642, 11691173, 23382346, 826475999, 1652951998, 10744187987, 21488375974]

約数ペア:

[(1, 21488375974), (2, 10744187987), (13, 1652951998), (26, 826475999), (919, 23382346), (1838, 11691173), (11947, 1798642), (23894, 899321)]