21768054

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 56733696

約数和(自身を除く): 34965642

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 53, 66, 77, 98, 106, 127, 147, 154, 159, 231, 254, 294, 318, 371, 381, 462, 539, 583, 742, 762, 889, 1078, 1113, 1166, 1397, 1617, 1749, 1778, 2226, 2597, 2667, 2794, 3234, 3498, 4081, 4191, 5194, 5334, 6223, 6731, 7791, 8162, 8382, 9779, 12243, 12446, 13462, 15582, 18669, 19558, 20193, 24486, 28567, 29337, 37338, 40386, 47117, 57134, 58674, 68453, 74041, 85701, 94234, 136906, 141351, 148082, 171402, 205359, 222123, 282702, 329819, 410718, 444246, 518287, 659638, 989457, 1036574, 1554861, 1978914, 3109722, 3628009, 7256018, 10884027, 21768054]

約数ペア:

[(1, 21768054), (2, 10884027), (3, 7256018), (6, 3628009), (7, 3109722), (11, 1978914), (14, 1554861), (21, 1036574), (22, 989457), (33, 659638), (42, 518287), (49, 444246), (53, 410718), (66, 329819), (77, 282702), (98, 222123), (106, 205359), (127, 171402), (147, 148082), (154, 141351), (159, 136906), (231, 94234), (254, 85701), (294, 74041), (318, 68453), (371, 58674), (381, 57134), (462, 47117), (539, 40386), (583, 37338), (742, 29337), (762, 28567), (889, 24486), (1078, 20193), (1113, 19558), (1166, 18669), (1397, 15582), (1617, 13462), (1749, 12446), (1778, 12243), (2226, 9779), (2597, 8382), (2667, 8162), (2794, 7791), (3234, 6731), (3498, 6223), (4081, 5334), (4191, 5194)]