212165716

素因数分解:

$2^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{19993}}^1$

素因数の和:20383

約数の個数: 24

約数和(自身を含む): 425472320

約数和(自身を除く): 213306604

約数列:

[1, 2, 4, 7, 14, 28, 379, 758, 1516, 2653, 5306, 10612, 19993, 39986, 79972, 139951, 279902, 559804, 7577347, 15154694, 30309388, 53041429, 106082858, 212165716]

約数ペア:

[(1, 212165716), (2, 106082858), (4, 53041429), (7, 30309388), (14, 15154694), (28, 7577347), (379, 559804), (758, 279902), (1516, 139951), (2653, 79972), (5306, 39986), (10612, 19993)]