21853552

素因数分解:

$2^4\times 7^1\times {\mathrm{195121}}^1$

素因数の和:195136

約数の個数: 20

約数和(自身を含む): 48390256

約数和(自身を除く): 26536704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 195121, 390242, 780484, 1365847, 1560968, 2731694, 3121936, 5463388, 10926776, 21853552]

約数ペア:

[(1, 21853552), (2, 10926776), (4, 5463388), (7, 3121936), (8, 2731694), (14, 1560968), (16, 1365847), (28, 780484), (56, 390242), (112, 195121)]