12721758

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2999}}^1$

素因数の和:3112

約数の個数: 32

約数和(自身を含む): 29376000

約数和(自身を除く): 16654242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 101, 202, 303, 606, 707, 1414, 2121, 2999, 4242, 5998, 8997, 17994, 20993, 41986, 62979, 125958, 302899, 605798, 908697, 1817394, 2120293, 4240586, 6360879, 12721758]

約数ペア:

[(1, 12721758), (2, 6360879), (3, 4240586), (6, 2120293), (7, 1817394), (14, 908697), (21, 605798), (42, 302899), (101, 125958), (202, 62979), (303, 41986), (606, 20993), (707, 17994), (1414, 8997), (2121, 5998), (2999, 4242)]