21167976951

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{17539}}^1$

素因数の和:17796

約数の個数: 48

約数和(自身を含む): 34016935680

約数和(自身を除く): 12848958729

約数列:

[1, 3, 9, 11, 33, 73, 99, 167, 219, 501, 657, 803, 1503, 1837, 2409, 5511, 7227, 12191, 16533, 17539, 36573, 52617, 109719, 134101, 157851, 192929, 402303, 578787, 1206909, 1280347, 1736361, 2929013, 3841041, 8787039, 11523123, 14083817, 26361117, 32219143, 42251451, 96657429, 126754353, 213817949, 289972287, 641453847, 1924361541, 2351997439, 7055992317, 21167976951]

約数ペア:

[(1, 21167976951), (3, 7055992317), (9, 2351997439), (11, 1924361541), (33, 641453847), (73, 289972287), (99, 213817949), (167, 126754353), (219, 96657429), (501, 42251451), (657, 32219143), (803, 26361117), (1503, 14083817), (1837, 11523123), (2409, 8787039), (5511, 3841041), (7227, 2929013), (12191, 1736361), (16533, 1280347), (17539, 1206909), (36573, 578787), (52617, 402303), (109719, 192929), (134101, 157851)]