21362704

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{121379}}^1$

素因数の和:121398

約数の個数: 20

約数和(自身を含む): 45153360

約数和(自身を除く): 23790656

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 121379, 242758, 485516, 971032, 1335169, 1942064, 2670338, 5340676, 10681352, 21362704]

約数ペア:

[(1, 21362704), (2, 10681352), (4, 5340676), (8, 2670338), (11, 1942064), (16, 1335169), (22, 971032), (44, 485516), (88, 242758), (176, 121379)]