21375954990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{188351}}^1$

素因数の和:188474

約数の個数: 96

約数和(自身を含む): 60470032896

約数和(自身を除く): 39094077906

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 97, 117, 130, 194, 195, 234, 291, 390, 485, 582, 585, 873, 970, 1170, 1261, 1455, 1746, 2522, 2910, 3783, 4365, 6305, 7566, 8730, 11349, 12610, 18915, 22698, 37830, 56745, 113490, 188351, 376702, 565053, 941755, 1130106, 1695159, 1883510, 2448563, 2825265, 3390318, 4897126, 5650530, 7345689, 8475795, 12242815, 14691378, 16951590, 18270047, 22037067, 24485630, 36540094, 36728445, 44074134, 54810141, 73456890, 91350235, 109620282, 110185335, 164430423, 182700470, 220370670, 237510611, 274050705, 328860846, 475021222, 548101410, 712531833, 822152115, 1187553055, 1425063666, 1644304230, 2137595499, 2375106110, 3562659165, 4275190998, 7125318330, 10687977495, 21375954990]

約数ペア:

[(1, 21375954990), (2, 10687977495), (3, 7125318330), (5, 4275190998), (6, 3562659165), (9, 2375106110), (10, 2137595499), (13, 1644304230), (15, 1425063666), (18, 1187553055), (26, 822152115), (30, 712531833), (39, 548101410), (45, 475021222), (65, 328860846), (78, 274050705), (90, 237510611), (97, 220370670), (117, 182700470), (130, 164430423), (194, 110185335), (195, 109620282), (234, 91350235), (291, 73456890), (390, 54810141), (485, 44074134), (582, 36728445), (585, 36540094), (873, 24485630), (970, 22037067), (1170, 18270047), (1261, 16951590), (1455, 14691378), (1746, 12242815), (2522, 8475795), (2910, 7345689), (3783, 5650530), (4365, 4897126), (6305, 3390318), (7566, 2825265), (8730, 2448563), (11349, 1883510), (12610, 1695159), (18915, 1130106), (22698, 941755), (37830, 565053), (56745, 376702), (113490, 188351)]