21971388

素因数分解:

$2^2\times 3^1\times {\mathrm{379}}^1\times {\mathrm{4831}}^1$

素因数の和:5217

約数の個数: 24

約数和(自身を含む): 51412480

約数和(自身を除く): 29441092

約数列:

[1, 2, 3, 4, 6, 12, 379, 758, 1137, 1516, 2274, 4548, 4831, 9662, 14493, 19324, 28986, 57972, 1830949, 3661898, 5492847, 7323796, 10985694, 21971388]

約数ペア:

[(1, 21971388), (2, 10985694), (3, 7323796), (4, 5492847), (6, 3661898), (12, 1830949), (379, 57972), (758, 28986), (1137, 19324), (1516, 14493), (2274, 9662), (4548, 4831)]