21866949

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{62299}}^1$

素因数の和:62321

約数の個数: 16

約数和(自身を含む): 34888000

約数和(自身を除く): 13021051

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 62299, 186897, 560691, 809887, 1682073, 2429661, 7288983, 21866949]

約数ペア:

[(1, 21866949), (3, 7288983), (9, 2429661), (13, 1682073), (27, 809887), (39, 560691), (117, 186897), (351, 62299)]