21898404216

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251567}}^1$

素因数の和:251626

約数の個数: 128

約数和(自身を含む): 67621478400

約数和(自身を除く): 45723074184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 93, 104, 108, 117, 124, 156, 186, 216, 234, 248, 279, 312, 351, 372, 403, 468, 558, 702, 744, 806, 837, 936, 1116, 1209, 1404, 1612, 1674, 2232, 2418, 2808, 3224, 3348, 3627, 4836, 6696, 7254, 9672, 10881, 14508, 21762, 29016, 43524, 87048, 251567, 503134, 754701, 1006268, 1509402, 2012536, 2264103, 3018804, 3270371, 4528206, 6037608, 6540742, 6792309, 7798577, 9056412, 9811113, 13081484, 13584618, 15597154, 18112824, 19622226, 23395731, 26162968, 27169236, 29433339, 31194308, 39244452, 46791462, 54338472, 58866678, 62388616, 70187193, 78488904, 88300017, 93582924, 101381501, 117733356, 140374386, 176600034, 187165848, 202763002, 210561579, 235466712, 280748772, 304144503, 353200068, 405526004, 421123158, 561497544, 608289006, 706400136, 811052008, 842246316, 912433509, 1216578012, 1684492632, 1824867018, 2433156024, 2737300527, 3649734036, 5474601054, 7299468072, 10949202108, 21898404216]

約数ペア:

[(1, 21898404216), (2, 10949202108), (3, 7299468072), (4, 5474601054), (6, 3649734036), (8, 2737300527), (9, 2433156024), (12, 1824867018), (13, 1684492632), (18, 1216578012), (24, 912433509), (26, 842246316), (27, 811052008), (31, 706400136), (36, 608289006), (39, 561497544), (52, 421123158), (54, 405526004), (62, 353200068), (72, 304144503), (78, 280748772), (93, 235466712), (104, 210561579), (108, 202763002), (117, 187165848), (124, 176600034), (156, 140374386), (186, 117733356), (216, 101381501), (234, 93582924), (248, 88300017), (279, 78488904), (312, 70187193), (351, 62388616), (372, 58866678), (403, 54338472), (468, 46791462), (558, 39244452), (702, 31194308), (744, 29433339), (806, 27169236), (837, 26162968), (936, 23395731), (1116, 19622226), (1209, 18112824), (1404, 15597154), (1612, 13584618), (1674, 13081484), (2232, 9811113), (2418, 9056412), (2808, 7798577), (3224, 6792309), (3348, 6540742), (3627, 6037608), (4836, 4528206), (6696, 3270371), (7254, 3018804), (9672, 2264103), (10881, 2012536), (14508, 1509402), (21762, 1006268), (29016, 754701), (43524, 503134), (87048, 251567)]