21557664

素因数分解:

$2^5\times 3^4\times {\mathrm{8317}}^1$

素因数の和:8339

約数の個数: 60

約数和(自身を含む): 63408114

約数和(自身を除く): 41850450

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 8317, 16634, 24951, 33268, 49902, 66536, 74853, 99804, 133072, 149706, 199608, 224559, 266144, 299412, 399216, 449118, 598824, 673677, 798432, 898236, 1197648, 1347354, 1796472, 2395296, 2694708, 3592944, 5389416, 7185888, 10778832, 21557664]

約数ペア:

[(1, 21557664), (2, 10778832), (3, 7185888), (4, 5389416), (6, 3592944), (8, 2694708), (9, 2395296), (12, 1796472), (16, 1347354), (18, 1197648), (24, 898236), (27, 798432), (32, 673677), (36, 598824), (48, 449118), (54, 399216), (72, 299412), (81, 266144), (96, 224559), (108, 199608), (144, 149706), (162, 133072), (216, 99804), (288, 74853), (324, 66536), (432, 49902), (648, 33268), (864, 24951), (1296, 16634), (2592, 8317)]