21295155504

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{69877}}^1$

素因数の和:70802

約数の個数: 80

約数和(自身を含む): 62941630208

約数和(自身を除く): 41646474704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 907, 1814, 2721, 3628, 5442, 6349, 7256, 10884, 12698, 14512, 19047, 21768, 25396, 38094, 43536, 50792, 69877, 76188, 101584, 139754, 152376, 209631, 279508, 304752, 419262, 489139, 559016, 838524, 978278, 1118032, 1467417, 1677048, 1956556, 2934834, 3354096, 3913112, 5869668, 7826224, 11739336, 23478672, 63378439, 126756878, 190135317, 253513756, 380270634, 443649073, 507027512, 760541268, 887298146, 1014055024, 1330947219, 1521082536, 1774596292, 2661894438, 3042165072, 3549192584, 5323788876, 7098385168, 10647577752, 21295155504]

約数ペア:

[(1, 21295155504), (2, 10647577752), (3, 7098385168), (4, 5323788876), (6, 3549192584), (7, 3042165072), (8, 2661894438), (12, 1774596292), (14, 1521082536), (16, 1330947219), (21, 1014055024), (24, 887298146), (28, 760541268), (42, 507027512), (48, 443649073), (56, 380270634), (84, 253513756), (112, 190135317), (168, 126756878), (336, 63378439), (907, 23478672), (1814, 11739336), (2721, 7826224), (3628, 5869668), (5442, 3913112), (6349, 3354096), (7256, 2934834), (10884, 1956556), (12698, 1677048), (14512, 1467417), (19047, 1118032), (21768, 978278), (25396, 838524), (38094, 559016), (43536, 489139), (50792, 419262), (69877, 304752), (76188, 279508), (101584, 209631), (139754, 152376)]