21579054

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{5087}}^1$

素因数の和:5200

約数の個数: 32

約数和(自身を含む): 49821696

約数和(自身を除く): 28242642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 101, 202, 303, 606, 707, 1414, 2121, 4242, 5087, 10174, 15261, 30522, 35609, 71218, 106827, 213654, 513787, 1027574, 1541361, 3082722, 3596509, 7193018, 10789527, 21579054]

約数ペア:

[(1, 21579054), (2, 10789527), (3, 7193018), (6, 3596509), (7, 3082722), (14, 1541361), (21, 1027574), (42, 513787), (101, 213654), (202, 106827), (303, 71218), (606, 35609), (707, 30522), (1414, 15261), (2121, 10174), (4242, 5087)]