21738060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{120767}}^1$

素因数の和:120782

約数の個数: 36

約数和(自身を含む): 65939328

約数和(自身を除く): 44201268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 120767, 241534, 362301, 483068, 603835, 724602, 1086903, 1207670, 1449204, 1811505, 2173806, 2415340, 3623010, 4347612, 5434515, 7246020, 10869030, 21738060]

約数ペア:

[(1, 21738060), (2, 10869030), (3, 7246020), (4, 5434515), (5, 4347612), (6, 3623010), (9, 2415340), (10, 2173806), (12, 1811505), (15, 1449204), (18, 1207670), (20, 1086903), (30, 724602), (36, 603835), (45, 483068), (60, 362301), (90, 241534), (180, 120767)]