21800834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 38351232

約数和(自身を除く): 16550398

約数列:

[1, 2, 11, 17, 22, 34, 71, 142, 187, 374, 781, 821, 1207, 1562, 1642, 2414, 9031, 13277, 13957, 18062, 26554, 27914, 58291, 116582, 153527, 307054, 641201, 990947, 1282402, 1981894, 10900417, 21800834]

約数ペア:

[(1, 21800834), (2, 10900417), (11, 1981894), (17, 1282402), (22, 990947), (34, 641201), (71, 307054), (142, 153527), (187, 116582), (374, 58291), (781, 27914), (821, 26554), (1207, 18062), (1562, 13957), (1642, 13277), (2414, 9031)]