21964348

素因数分解:

$2^2\times 7^4\times {\mathrm{2287}}^1$

素因数の和:2319

約数の個数: 30

約数和(自身を含む): 44860816

約数和(自身を除く): 22896468

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2287, 2401, 4574, 4802, 9148, 9604, 16009, 32018, 64036, 112063, 224126, 448252, 784441, 1568882, 3137764, 5491087, 10982174, 21964348]

約数ペア:

[(1, 21964348), (2, 10982174), (4, 5491087), (7, 3137764), (14, 1568882), (28, 784441), (49, 448252), (98, 224126), (196, 112063), (343, 64036), (686, 32018), (1372, 16009), (2287, 9604), (2401, 9148), (4574, 4802)]