21167809976

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{2677}}^1\times {\mathrm{8747}}^1$

素因数の和:11543

約数の個数: 32

約数和(自身を含む): 40060416240

約数和(自身を除く): 18892606264

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 2677, 5354, 8747, 10708, 17494, 21416, 34988, 69976, 302501, 605002, 988411, 1210004, 1976822, 2420008, 3953644, 7907288, 23415719, 46831438, 93662876, 187325752, 2645976247, 5291952494, 10583904988, 21167809976]

約数ペア:

[(1, 21167809976), (2, 10583904988), (4, 5291952494), (8, 2645976247), (113, 187325752), (226, 93662876), (452, 46831438), (904, 23415719), (2677, 7907288), (5354, 3953644), (8747, 2420008), (10708, 1976822), (17494, 1210004), (21416, 988411), (34988, 605002), (69976, 302501)]