21847144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{607}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 44870400

約数和(自身を除く): 23023256

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 409, 607, 818, 1214, 1636, 2428, 3272, 4499, 4856, 6677, 8998, 13354, 17996, 26708, 35992, 53416, 248263, 496526, 993052, 1986104, 2730893, 5461786, 10923572, 21847144]

約数ペア:

[(1, 21847144), (2, 10923572), (4, 5461786), (8, 2730893), (11, 1986104), (22, 993052), (44, 496526), (88, 248263), (409, 53416), (607, 35992), (818, 26708), (1214, 17996), (1636, 13354), (2428, 8998), (3272, 6677), (4499, 4856)]