21103764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 57456000

約数和(自身を除く): 36352236

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 37, 44, 58, 66, 74, 87, 111, 116, 132, 148, 149, 174, 222, 298, 319, 348, 407, 444, 447, 596, 638, 814, 894, 957, 1073, 1221, 1276, 1628, 1639, 1788, 1914, 2146, 2442, 3219, 3278, 3828, 4292, 4321, 4884, 4917, 5513, 6438, 6556, 8642, 9834, 11026, 11803, 12876, 12963, 16539, 17284, 19668, 22052, 23606, 25926, 33078, 35409, 47212, 47531, 51852, 60643, 66156, 70818, 95062, 121286, 141636, 142593, 159877, 181929, 190124, 242572, 285186, 319754, 363858, 479631, 570372, 639508, 727716, 959262, 1758647, 1918524, 3517294, 5275941, 7034588, 10551882, 21103764]

約数ペア:

[(1, 21103764), (2, 10551882), (3, 7034588), (4, 5275941), (6, 3517294), (11, 1918524), (12, 1758647), (22, 959262), (29, 727716), (33, 639508), (37, 570372), (44, 479631), (58, 363858), (66, 319754), (74, 285186), (87, 242572), (111, 190124), (116, 181929), (132, 159877), (148, 142593), (149, 141636), (174, 121286), (222, 95062), (298, 70818), (319, 66156), (348, 60643), (407, 51852), (444, 47531), (447, 47212), (596, 35409), (638, 33078), (814, 25926), (894, 23606), (957, 22052), (1073, 19668), (1221, 17284), (1276, 16539), (1628, 12963), (1639, 12876), (1788, 11803), (1914, 11026), (2146, 9834), (2442, 8642), (3219, 6556), (3278, 6438), (3828, 5513), (4292, 4917), (4321, 4884)]