20210710814

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{70123}}^1$

素因数の和:70329

約数の個数: 48

約数和(自身を含む): 37556450928

約数和(自身を除く): 17345740114

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 173, 238, 346, 833, 1211, 1666, 2422, 2941, 5882, 8477, 16954, 20587, 41174, 70123, 140246, 144109, 288218, 490861, 981722, 1192091, 2384182, 3436027, 6872054, 8344637, 12131279, 16689274, 24262558, 58412459, 84918953, 116824918, 169837906, 206231743, 412463486, 594432671, 1188865342, 1443622201, 2887244402, 10105355407, 20210710814]

約数ペア:

[(1, 20210710814), (2, 10105355407), (7, 2887244402), (14, 1443622201), (17, 1188865342), (34, 594432671), (49, 412463486), (98, 206231743), (119, 169837906), (173, 116824918), (238, 84918953), (346, 58412459), (833, 24262558), (1211, 16689274), (1666, 12131279), (2422, 8344637), (2941, 6872054), (5882, 3436027), (8477, 2384182), (16954, 1192091), (20587, 981722), (41174, 490861), (70123, 288218), (140246, 144109)]