21878636362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2069}}^1\times {\mathrm{4759}}^1$

素因数の和:6942

約数の個数: 32

約数和(自身を含む): 36180950400

約数和(自身を除く): 14302314038

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2069, 2222, 4138, 4759, 9518, 22759, 45518, 52349, 104698, 208969, 417938, 480659, 961318, 2298659, 4597318, 5287249, 9846371, 10574498, 19692742, 108310081, 216620162, 994483471, 1988966942, 10939318181, 21878636362]

約数ペア:

[(1, 21878636362), (2, 10939318181), (11, 1988966942), (22, 994483471), (101, 216620162), (202, 108310081), (1111, 19692742), (2069, 10574498), (2222, 9846371), (4138, 5287249), (4759, 4597318), (9518, 2298659), (22759, 961318), (45518, 480659), (52349, 417938), (104698, 208969)]