21474018

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{8461}}^1$

素因数の和:8519

約数の個数: 32

約数和(自身を含む): 48741120

約数和(自身を除く): 27267102

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 8461, 16922, 25383, 50766, 76149, 152298, 228447, 397667, 456894, 795334, 1193001, 2386002, 3579003, 7158006, 10737009, 21474018]

約数ペア:

[(1, 21474018), (2, 10737009), (3, 7158006), (6, 3579003), (9, 2386002), (18, 1193001), (27, 795334), (47, 456894), (54, 397667), (94, 228447), (141, 152298), (282, 76149), (423, 50766), (846, 25383), (1269, 16922), (2538, 8461)]