21869516

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1381}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 39702096

約数和(自身を除く): 17832580

約数列:

[1, 2, 4, 37, 74, 107, 148, 214, 428, 1381, 2762, 3959, 5524, 7918, 15836, 51097, 102194, 147767, 204388, 295534, 591068, 5467379, 10934758, 21869516]

約数ペア:

[(1, 21869516), (2, 10934758), (4, 5467379), (37, 591068), (74, 295534), (107, 204388), (148, 147767), (214, 102194), (428, 51097), (1381, 15836), (2762, 7918), (3959, 5524)]