21574212

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1193}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 55363392

約数和(自身を除く): 33789180

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 137, 274, 411, 548, 822, 1193, 1507, 1644, 2386, 3014, 3579, 4521, 4772, 6028, 7158, 9042, 13123, 14316, 18084, 26246, 39369, 52492, 78738, 157476, 163441, 326882, 490323, 653764, 980646, 1797851, 1961292, 3595702, 5393553, 7191404, 10787106, 21574212]

約数ペア:

[(1, 21574212), (2, 10787106), (3, 7191404), (4, 5393553), (6, 3595702), (11, 1961292), (12, 1797851), (22, 980646), (33, 653764), (44, 490323), (66, 326882), (132, 163441), (137, 157476), (274, 78738), (411, 52492), (548, 39369), (822, 26246), (1193, 18084), (1507, 14316), (1644, 13123), (2386, 9042), (3014, 7158), (3579, 6028), (4521, 4772)]