21303828

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{929}}^1$

素因数の和:966

約数の個数: 108

約数和(自身を含む): 67534740

約数和(自身を除く): 46230912

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 929, 1092, 1274, 1638, 1764, 1858, 1911, 2548, 2787, 3276, 3716, 3822, 5574, 5733, 6503, 7644, 8361, 11148, 11466, 12077, 13006, 16722, 19509, 22932, 24154, 26012, 33444, 36231, 39018, 45521, 48308, 58527, 72462, 78036, 84539, 91042, 108693, 117054, 136563, 144924, 169078, 182084, 217386, 234108, 253617, 273126, 338156, 409689, 434772, 507234, 546252, 591773, 760851, 819378, 1014468, 1183546, 1521702, 1638756, 1775319, 2367092, 3043404, 3550638, 5325957, 7101276, 10651914, 21303828]

約数ペア:

[(1, 21303828), (2, 10651914), (3, 7101276), (4, 5325957), (6, 3550638), (7, 3043404), (9, 2367092), (12, 1775319), (13, 1638756), (14, 1521702), (18, 1183546), (21, 1014468), (26, 819378), (28, 760851), (36, 591773), (39, 546252), (42, 507234), (49, 434772), (52, 409689), (63, 338156), (78, 273126), (84, 253617), (91, 234108), (98, 217386), (117, 182084), (126, 169078), (147, 144924), (156, 136563), (182, 117054), (196, 108693), (234, 91042), (252, 84539), (273, 78036), (294, 72462), (364, 58527), (441, 48308), (468, 45521), (546, 39018), (588, 36231), (637, 33444), (819, 26012), (882, 24154), (929, 22932), (1092, 19509), (1274, 16722), (1638, 13006), (1764, 12077), (1858, 11466), (1911, 11148), (2548, 8361), (2787, 7644), (3276, 6503), (3716, 5733), (3822, 5574)]