21805602

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39937}}^1$

素因数の和:39962

約数の個数: 32

約数和(自身を含む): 53676672

約数和(自身を除く): 31871070

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39937, 79874, 119811, 239622, 279559, 519181, 559118, 838677, 1038362, 1557543, 1677354, 3115086, 3634267, 7268534, 10902801, 21805602]

約数ペア:

[(1, 21805602), (2, 10902801), (3, 7268534), (6, 3634267), (7, 3115086), (13, 1677354), (14, 1557543), (21, 1038362), (26, 838677), (39, 559118), (42, 519181), (78, 279559), (91, 239622), (182, 119811), (273, 79874), (546, 39937)]