21737584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1093}}^1$

素因数の和:1225

約数の個数: 40

約数和(自身を含む): 46394352

約数和(自身を除く): 24656768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 113, 176, 226, 452, 904, 1093, 1243, 1808, 2186, 2486, 4372, 4972, 8744, 9944, 12023, 17488, 19888, 24046, 48092, 96184, 123509, 192368, 247018, 494036, 988072, 1358599, 1976144, 2717198, 5434396, 10868792, 21737584]

約数ペア:

[(1, 21737584), (2, 10868792), (4, 5434396), (8, 2717198), (11, 1976144), (16, 1358599), (22, 988072), (44, 494036), (88, 247018), (113, 192368), (176, 123509), (226, 96184), (452, 48092), (904, 24046), (1093, 19888), (1243, 17488), (1808, 12023), (2186, 9944), (2486, 8744), (4372, 4972)]