21167944

素因数分解:

$2^3\times 7^1\times {\mathrm{377999}}^1$

素因数の和:378012

約数の個数: 16

約数和(自身を含む): 45360000

約数和(自身を除く): 24192056

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 377999, 755998, 1511996, 2645993, 3023992, 5291986, 10583972, 21167944]

約数ペア:

[(1, 21167944), (2, 10583972), (4, 5291986), (7, 3023992), (8, 2645993), (14, 1511996), (28, 755998), (56, 377999)]