2186667

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 3675360

約数和(自身を除く): 1488693

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 569, 1281, 1707, 3843, 3983, 5121, 11949, 34709, 35847, 104127, 242963, 312381, 728889, 2186667]

約数ペア:

[(1, 2186667), (3, 728889), (7, 312381), (9, 242963), (21, 104127), (61, 35847), (63, 34709), (183, 11949), (427, 5121), (549, 3983), (569, 3843), (1281, 1707)]