21729702928

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{12018641}}^1$

素因数の和:12018762

約数の個数: 20

約数和(自身を含む): 42473880828

約数和(自身を除く): 20744177900

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 12018641, 24037282, 48074564, 96149128, 192298256, 1358106433, 2716212866, 5432425732, 10864851464, 21729702928]

約数ペア:

[(1, 21729702928), (2, 10864851464), (4, 5432425732), (8, 2716212866), (16, 1358106433), (113, 192298256), (226, 96149128), (452, 48074564), (904, 24037282), (1808, 12018641)]