21353736

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 55540800

約数和(自身を除く): 34187064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 139, 148, 173, 222, 278, 296, 346, 417, 444, 519, 556, 692, 834, 888, 1038, 1112, 1384, 1668, 2076, 3336, 4152, 5143, 6401, 10286, 12802, 15429, 19203, 20572, 24047, 25604, 30858, 38406, 41144, 48094, 51208, 61716, 72141, 76812, 96188, 123432, 144282, 153624, 192376, 288564, 577128, 889739, 1779478, 2669217, 3558956, 5338434, 7117912, 10676868, 21353736]

約数ペア:

[(1, 21353736), (2, 10676868), (3, 7117912), (4, 5338434), (6, 3558956), (8, 2669217), (12, 1779478), (24, 889739), (37, 577128), (74, 288564), (111, 192376), (139, 153624), (148, 144282), (173, 123432), (222, 96188), (278, 76812), (296, 72141), (346, 61716), (417, 51208), (444, 48094), (519, 41144), (556, 38406), (692, 30858), (834, 25604), (888, 24047), (1038, 20572), (1112, 19203), (1384, 15429), (1668, 12802), (2076, 10286), (3336, 6401), (4152, 5143)]