21034851859

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{3701}}^1\times {\mathrm{6823}}^1$

素因数の和:10555

約数の個数: 24

約数和(自身を含む): 25919271648

約数和(自身を除く): 4884419789

約数列:

[1, 7, 17, 49, 119, 833, 3701, 6823, 25907, 47761, 62917, 115991, 181349, 334327, 440419, 811937, 3082933, 5683559, 25251923, 176763461, 429282691, 1237344227, 3004978837, 21034851859]

約数ペア:

[(1, 21034851859), (7, 3004978837), (17, 1237344227), (49, 429282691), (119, 176763461), (833, 25251923), (3701, 5683559), (6823, 3082933), (25907, 811937), (47761, 440419), (62917, 334327), (115991, 181349)]