21000481506

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28455937}}^1$

素因数の和:28455986

約数の個数: 24

約数和(自身を含む): 46610826444

約数和(自身を除く): 25610344938

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28455937, 56911874, 85367811, 170735622, 256103433, 512206866, 1166693417, 2333386834, 3500080251, 7000160502, 10500240753, 21000481506]

約数ペア:

[(1, 21000481506), (2, 10500240753), (3, 7000160502), (6, 3500080251), (9, 2333386834), (18, 1166693417), (41, 512206866), (82, 256103433), (123, 170735622), (246, 85367811), (369, 56911874), (738, 28455937)]