21373616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{121441}}^1$

素因数の和:121460

約数の個数: 20

約数和(自身を含む): 45176424

約数和(自身を除く): 23802808

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 121441, 242882, 485764, 971528, 1335851, 1943056, 2671702, 5343404, 10686808, 21373616]

約数ペア:

[(1, 21373616), (2, 10686808), (4, 5343404), (8, 2671702), (11, 1943056), (16, 1335851), (22, 971528), (44, 485764), (88, 242882), (176, 121441)]