2157017982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{3109}}^1\times {\mathrm{16519}}^1$

素因数の和:19640

約数の個数: 32

約数和(自身を含む): 4932211200

約数和(自身を除く): 2775193218

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 3109, 6218, 9327, 16519, 18654, 21763, 33038, 43526, 49557, 65289, 99114, 115633, 130578, 231266, 346899, 693798, 51357571, 102715142, 154072713, 308145426, 359502997, 719005994, 1078508991, 2157017982]

約数ペア:

[(1, 2157017982), (2, 1078508991), (3, 719005994), (6, 359502997), (7, 308145426), (14, 154072713), (21, 102715142), (42, 51357571), (3109, 693798), (6218, 346899), (9327, 231266), (16519, 130578), (18654, 115633), (21763, 99114), (33038, 65289), (43526, 49557)]