21767080048

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{67741}}^1$

素因数の和:67926

約数の個数: 80

約数和(自身を含む): 51072048640

約数和(自身を除く): 29304968592

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 151, 152, 266, 302, 304, 532, 604, 1057, 1064, 1208, 2114, 2128, 2416, 2869, 4228, 5738, 8456, 11476, 16912, 20083, 22952, 40166, 45904, 67741, 80332, 135482, 160664, 270964, 321328, 474187, 541928, 948374, 1083856, 1287079, 1896748, 2574158, 3793496, 5148316, 7586992, 9009553, 10228891, 10296632, 18019106, 20457782, 20593264, 36038212, 40915564, 71602237, 72076424, 81831128, 143204474, 144152848, 163662256, 194348929, 286408948, 388697858, 572817896, 777395716, 1145635792, 1360442503, 1554791432, 2720885006, 3109582864, 5441770012, 10883540024, 21767080048]

約数ペア:

[(1, 21767080048), (2, 10883540024), (4, 5441770012), (7, 3109582864), (8, 2720885006), (14, 1554791432), (16, 1360442503), (19, 1145635792), (28, 777395716), (38, 572817896), (56, 388697858), (76, 286408948), (112, 194348929), (133, 163662256), (151, 144152848), (152, 143204474), (266, 81831128), (302, 72076424), (304, 71602237), (532, 40915564), (604, 36038212), (1057, 20593264), (1064, 20457782), (1208, 18019106), (2114, 10296632), (2128, 10228891), (2416, 9009553), (2869, 7586992), (4228, 5148316), (5738, 3793496), (8456, 2574158), (11476, 1896748), (16912, 1287079), (20083, 1083856), (22952, 948374), (40166, 541928), (45904, 474187), (67741, 321328), (80332, 270964), (135482, 160664)]