21062874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17293}}^1$

素因数の和:17334

約数の個数: 32

約数和(自身を含む): 49806720

約数和(自身を除く): 28743846

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 17293, 34586, 51879, 103758, 121051, 242102, 363153, 501497, 726306, 1002994, 1504491, 3008982, 3510479, 7020958, 10531437, 21062874]

約数ペア:

[(1, 21062874), (2, 10531437), (3, 7020958), (6, 3510479), (7, 3008982), (14, 1504491), (21, 1002994), (29, 726306), (42, 501497), (58, 363153), (87, 242102), (174, 121051), (203, 103758), (406, 51879), (609, 34586), (1218, 17293)]