21737848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{733}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 44656560

約数和(自身を除く): 22918712

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 337, 674, 733, 1348, 1466, 2696, 2932, 3707, 5864, 7414, 8063, 14828, 16126, 29656, 32252, 64504, 247021, 494042, 988084, 1976168, 2717231, 5434462, 10868924, 21737848]

約数ペア:

[(1, 21737848), (2, 10868924), (4, 5434462), (8, 2717231), (11, 1976168), (22, 988084), (44, 494042), (88, 247021), (337, 64504), (674, 32252), (733, 29656), (1348, 16126), (1466, 14828), (2696, 8063), (2932, 7414), (3707, 5864)]