21185670456

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{25087}}^1$

素因数の和:25453

約数の個数: 96

約数和(自身を含む): 59116861440

約数和(自身を除く): 37931190984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 317, 333, 444, 634, 666, 888, 951, 1268, 1332, 1902, 2536, 2664, 2853, 3804, 5706, 7608, 11412, 11729, 22824, 23458, 25087, 35187, 46916, 50174, 70374, 75261, 93832, 100348, 105561, 140748, 150522, 200696, 211122, 225783, 281496, 301044, 422244, 451566, 602088, 844488, 903132, 928219, 1806264, 1856438, 2784657, 3712876, 5569314, 7425752, 7952579, 8353971, 11138628, 15905158, 16707942, 22277256, 23857737, 31810316, 33415884, 47715474, 63620632, 66831768, 71573211, 95430948, 143146422, 190861896, 286292844, 294245423, 572585688, 588490846, 882736269, 1176981692, 1765472538, 2353963384, 2648208807, 3530945076, 5296417614, 7061890152, 10592835228, 21185670456]

約数ペア:

[(1, 21185670456), (2, 10592835228), (3, 7061890152), (4, 5296417614), (6, 3530945076), (8, 2648208807), (9, 2353963384), (12, 1765472538), (18, 1176981692), (24, 882736269), (36, 588490846), (37, 572585688), (72, 294245423), (74, 286292844), (111, 190861896), (148, 143146422), (222, 95430948), (296, 71573211), (317, 66831768), (333, 63620632), (444, 47715474), (634, 33415884), (666, 31810316), (888, 23857737), (951, 22277256), (1268, 16707942), (1332, 15905158), (1902, 11138628), (2536, 8353971), (2664, 7952579), (2853, 7425752), (3804, 5569314), (5706, 3712876), (7608, 2784657), (11412, 1856438), (11729, 1806264), (22824, 928219), (23458, 903132), (25087, 844488), (35187, 602088), (46916, 451566), (50174, 422244), (70374, 301044), (75261, 281496), (93832, 225783), (100348, 211122), (105561, 200696), (140748, 150522)]