16721946

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{6781}}^1$

素因数の和:6926

約数の個数: 24

約数和(自身を含む): 36500724

約数和(自身を除く): 19778778

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 6781, 13562, 20343, 40686, 61029, 122058, 928997, 1857994, 2786991, 5573982, 8360973, 16721946]

約数ペア:

[(1, 16721946), (2, 8360973), (3, 5573982), (6, 2786991), (9, 1857994), (18, 928997), (137, 122058), (274, 61029), (411, 40686), (822, 20343), (1233, 13562), (2466, 6781)]