215406996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2564369}}^1$

素因数の和:2564383

約数の個数: 24

約数和(自身を含む): 574418880

約数和(自身を除く): 359011884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2564369, 5128738, 7693107, 10257476, 15386214, 17950583, 30772428, 35901166, 53851749, 71802332, 107703498, 215406996]

約数ペア:

[(1, 215406996), (2, 107703498), (3, 71802332), (4, 53851749), (6, 35901166), (7, 30772428), (12, 17950583), (14, 15386214), (21, 10257476), (28, 7693107), (42, 5128738), (84, 2564369)]