21128504298

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8265

約数の個数: 128

約数和(自身を含む): 51810140160

約数和(自身を除く): 30681635862

約数列:

[1, 2, 3, 6, 11, 17, 19, 22, 33, 34, 38, 51, 57, 66, 102, 114, 121, 187, 209, 242, 323, 363, 374, 418, 561, 627, 646, 726, 969, 1122, 1254, 1331, 1938, 2057, 2299, 2662, 3553, 3993, 4114, 4598, 6171, 6897, 7106, 7986, 8191, 10659, 12342, 13794, 16382, 21318, 22627, 24573, 25289, 39083, 45254, 49146, 50578, 67881, 75867, 78166, 90101, 117249, 135762, 139247, 151734, 155629, 180202, 234498, 270303, 278494, 311258, 417741, 429913, 466887, 540606, 835482, 859826, 933774, 991111, 1289739, 1531717, 1711919, 1982222, 2579478, 2645693, 2973333, 3063434, 3423838, 4595151, 5135757, 5291386, 5946666, 7937079, 9190302, 10271514, 10902221, 15874158, 16848887, 18831109, 21804442, 29102623, 32706663, 33697774, 37662218, 50546661, 56493327, 58205246, 65413326, 87307869, 101093322, 112986654, 174615738, 185337757, 207142199, 320128853, 370675514, 414284398, 556013271, 621426597, 640257706, 960386559, 1112026542, 1242853194, 1920773118, 3521417383, 7042834766, 10564252149, 21128504298]

約数ペア:

[(1, 21128504298), (2, 10564252149), (3, 7042834766), (6, 3521417383), (11, 1920773118), (17, 1242853194), (19, 1112026542), (22, 960386559), (33, 640257706), (34, 621426597), (38, 556013271), (51, 414284398), (57, 370675514), (66, 320128853), (102, 207142199), (114, 185337757), (121, 174615738), (187, 112986654), (209, 101093322), (242, 87307869), (323, 65413326), (363, 58205246), (374, 56493327), (418, 50546661), (561, 37662218), (627, 33697774), (646, 32706663), (726, 29102623), (969, 21804442), (1122, 18831109), (1254, 16848887), (1331, 15874158), (1938, 10902221), (2057, 10271514), (2299, 9190302), (2662, 7937079), (3553, 5946666), (3993, 5291386), (4114, 5135757), (4598, 4595151), (6171, 3423838), (6897, 3063434), (7106, 2973333), (7986, 2645693), (8191, 2579478), (10659, 1982222), (12342, 1711919), (13794, 1531717), (16382, 1289739), (21318, 991111), (22627, 933774), (24573, 859826), (25289, 835482), (39083, 540606), (45254, 466887), (49146, 429913), (50578, 417741), (67881, 311258), (75867, 278494), (78166, 270303), (90101, 234498), (117249, 180202), (135762, 155629), (139247, 151734)]