21234514972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3323}}^1\times {\mathrm{8543}}^1$

素因数の和:11898

約数の個数: 48

約数和(自身を含む): 42941187072

約数和(自身を除く): 21706672100

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 3323, 6646, 8543, 13292, 17086, 34172, 36553, 56491, 73106, 93973, 112982, 145231, 146212, 187946, 225964, 290462, 375892, 580924, 621401, 1242802, 1597541, 2485604, 3195082, 6390164, 28388389, 56776778, 113553556, 312272279, 482602613, 624544558, 965205226, 1249089116, 1930410452, 5308628743, 10617257486, 21234514972]

約数ペア:

[(1, 21234514972), (2, 10617257486), (4, 5308628743), (11, 1930410452), (17, 1249089116), (22, 965205226), (34, 624544558), (44, 482602613), (68, 312272279), (187, 113553556), (374, 56776778), (748, 28388389), (3323, 6390164), (6646, 3195082), (8543, 2485604), (13292, 1597541), (17086, 1242802), (34172, 621401), (36553, 580924), (56491, 375892), (73106, 290462), (93973, 225964), (112982, 187946), (145231, 146212)]