21475962

素因数分解:

$2^1\times 3^3\times {\mathrm{499}}^1\times {\mathrm{797}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 47880000

約数和(自身を除く): 26404038

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 499, 797, 998, 1497, 1594, 2391, 2994, 4491, 4782, 7173, 8982, 13473, 14346, 21519, 26946, 43038, 397703, 795406, 1193109, 2386218, 3579327, 7158654, 10737981, 21475962]

約数ペア:

[(1, 21475962), (2, 10737981), (3, 7158654), (6, 3579327), (9, 2386218), (18, 1193109), (27, 795406), (54, 397703), (499, 43038), (797, 26946), (998, 21519), (1497, 14346), (1594, 13473), (2391, 8982), (2994, 7173), (4491, 4782)]