21315624

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 58544640

約数和(自身を除く): 37229016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 263, 264, 307, 526, 614, 789, 921, 1052, 1228, 1578, 1842, 2104, 2456, 2893, 3156, 3377, 3684, 5786, 6312, 6754, 7368, 8679, 10131, 11572, 13508, 17358, 20262, 23144, 27016, 34716, 40524, 69432, 80741, 81048, 161482, 242223, 322964, 484446, 645928, 888151, 968892, 1776302, 1937784, 2664453, 3552604, 5328906, 7105208, 10657812, 21315624]

約数ペア:

[(1, 21315624), (2, 10657812), (3, 7105208), (4, 5328906), (6, 3552604), (8, 2664453), (11, 1937784), (12, 1776302), (22, 968892), (24, 888151), (33, 645928), (44, 484446), (66, 322964), (88, 242223), (132, 161482), (263, 81048), (264, 80741), (307, 69432), (526, 40524), (614, 34716), (789, 27016), (921, 23144), (1052, 20262), (1228, 17358), (1578, 13508), (1842, 11572), (2104, 10131), (2456, 8679), (2893, 7368), (3156, 6754), (3377, 6312), (3684, 5786)]