21814608

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 59031936

約数和(自身を除く): 37217328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 71, 74, 111, 142, 148, 173, 213, 222, 284, 296, 346, 426, 444, 519, 568, 592, 692, 852, 888, 1038, 1136, 1384, 1704, 1776, 2076, 2627, 2768, 3408, 4152, 5254, 6401, 7881, 8304, 10508, 12283, 12802, 15762, 19203, 21016, 24566, 25604, 31524, 36849, 38406, 42032, 49132, 51208, 63048, 73698, 76812, 98264, 102416, 126096, 147396, 153624, 196528, 294792, 307248, 454471, 589584, 908942, 1363413, 1817884, 2726826, 3635768, 5453652, 7271536, 10907304, 21814608]

約数ペア:

[(1, 21814608), (2, 10907304), (3, 7271536), (4, 5453652), (6, 3635768), (8, 2726826), (12, 1817884), (16, 1363413), (24, 908942), (37, 589584), (48, 454471), (71, 307248), (74, 294792), (111, 196528), (142, 153624), (148, 147396), (173, 126096), (213, 102416), (222, 98264), (284, 76812), (296, 73698), (346, 63048), (426, 51208), (444, 49132), (519, 42032), (568, 38406), (592, 36849), (692, 31524), (852, 25604), (888, 24566), (1038, 21016), (1136, 19203), (1384, 15762), (1704, 12802), (1776, 12283), (2076, 10508), (2627, 8304), (2768, 7881), (3408, 6401), (4152, 5254)]