21167768148

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1\times {\mathrm{42139}}^1$

素因数の和:43208

約数の個数: 48

約数和(自身を含む): 50646886080

約数和(自身を除く): 29479117932

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 1021, 2042, 3063, 4084, 6126, 12252, 41861, 42139, 83722, 84278, 125583, 126417, 167444, 168556, 251166, 252834, 502332, 505668, 1727699, 3455398, 5183097, 6910796, 10366194, 20732388, 43023919, 86047838, 129071757, 172095676, 258143514, 516287028, 1763980679, 3527961358, 5291942037, 7055922716, 10583884074, 21167768148]

約数ペア:

[(1, 21167768148), (2, 10583884074), (3, 7055922716), (4, 5291942037), (6, 3527961358), (12, 1763980679), (41, 516287028), (82, 258143514), (123, 172095676), (164, 129071757), (246, 86047838), (492, 43023919), (1021, 20732388), (2042, 10366194), (3063, 6910796), (4084, 5183097), (6126, 3455398), (12252, 1727699), (41861, 505668), (42139, 502332), (83722, 252834), (84278, 251166), (125583, 168556), (126417, 167444)]