21108018

素因数分解:

$2^1\times 3^1\times {\mathrm{211}}^1\times {\mathrm{16673}}^1$

素因数の和:16889

約数の個数: 16

約数和(自身を含む): 42418656

約数和(自身を除く): 21310638

約数列:

[1, 2, 3, 6, 211, 422, 633, 1266, 16673, 33346, 50019, 100038, 3518003, 7036006, 10554009, 21108018]

約数ペア:

[(1, 21108018), (2, 10554009), (3, 7036006), (6, 3518003), (211, 100038), (422, 50019), (633, 33346), (1266, 16673)]