21480486

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1069}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 45761760

約数和(自身を除く): 24281274

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 197, 394, 591, 1069, 1182, 2138, 3207, 3349, 6414, 6698, 10047, 18173, 20094, 36346, 54519, 109038, 210593, 421186, 631779, 1263558, 3580081, 7160162, 10740243, 21480486]

約数ペア:

[(1, 21480486), (2, 10740243), (3, 7160162), (6, 3580081), (17, 1263558), (34, 631779), (51, 421186), (102, 210593), (197, 109038), (394, 54519), (591, 36346), (1069, 20094), (1182, 18173), (2138, 10047), (3207, 6698), (3349, 6414)]