21297558

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1709}}^1$

素因数の和:1812

約数の個数: 32

約数和(自身を含む): 44651520

約数和(自身を除く): 23353962

約数列:

[1, 2, 3, 6, 31, 62, 67, 93, 134, 186, 201, 402, 1709, 2077, 3418, 4154, 5127, 6231, 10254, 12462, 52979, 105958, 114503, 158937, 229006, 317874, 343509, 687018, 3549593, 7099186, 10648779, 21297558]

約数ペア:

[(1, 21297558), (2, 10648779), (3, 7099186), (6, 3549593), (31, 687018), (62, 343509), (67, 317874), (93, 229006), (134, 158937), (186, 114503), (201, 105958), (402, 52979), (1709, 12462), (2077, 10254), (3418, 6231), (4154, 5127)]