21370290644

素因数分解:

$2^2\times {\mathrm{59}}^2\times {\mathrm{347}}^1\times {\mathrm{4423}}^1$

素因数の和:4892

約数の個数: 36

約数和(自身を含む): 38160875424

約数和(自身を除く): 16790584780

約数列:

[1, 2, 4, 59, 118, 236, 347, 694, 1388, 3481, 4423, 6962, 8846, 13924, 17692, 20473, 40946, 81892, 260957, 521914, 1043828, 1207907, 1534781, 2415814, 3069562, 4831628, 6139124, 15396463, 30792926, 61585852, 90552079, 181104158, 362208316, 5342572661, 10685145322, 21370290644]

約数ペア:

[(1, 21370290644), (2, 10685145322), (4, 5342572661), (59, 362208316), (118, 181104158), (236, 90552079), (347, 61585852), (694, 30792926), (1388, 15396463), (3481, 6139124), (4423, 4831628), (6962, 3069562), (8846, 2415814), (13924, 1534781), (17692, 1207907), (20473, 1043828), (40946, 521914), (81892, 260957)]