21738492

素因数分解:

$2^2\times 3^2\times {\mathrm{603847}}^1$

素因数の和:603857

約数の個数: 18

約数和(自身を含む): 54950168

約数和(自身を除く): 33211676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 603847, 1207694, 1811541, 2415388, 3623082, 5434623, 7246164, 10869246, 21738492]

約数ペア:

[(1, 21738492), (2, 10869246), (3, 7246164), (4, 5434623), (6, 3623082), (9, 2415388), (12, 1811541), (18, 1207694), (36, 603847)]