21954564

素因数分解:

$2^2\times 3^6\times {\mathrm{7529}}^1$

素因数の和:7551

約数の個数: 42

約数和(自身を含む): 57612030

約数和(自身を除く): 35657466

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 7529, 15058, 22587, 30116, 45174, 67761, 90348, 135522, 203283, 271044, 406566, 609849, 813132, 1219698, 1829547, 2439396, 3659094, 5488641, 7318188, 10977282, 21954564]

約数ペア:

[(1, 21954564), (2, 10977282), (3, 7318188), (4, 5488641), (6, 3659094), (9, 2439396), (12, 1829547), (18, 1219698), (27, 813132), (36, 609849), (54, 406566), (81, 271044), (108, 203283), (162, 135522), (243, 90348), (324, 67761), (486, 45174), (729, 30116), (972, 22587), (1458, 15058), (2916, 7529)]