21659328

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1262

約数の個数: 84

約数和(自身を含む): 64138048

約数和(自身を除く): 42478720

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1116, 1213, 1488, 1984, 2232, 2426, 2976, 3639, 4464, 4852, 5952, 7278, 8928, 9704, 10917, 14556, 17856, 19408, 21834, 29112, 37603, 38816, 43668, 58224, 75206, 77632, 87336, 112809, 116448, 150412, 174672, 225618, 232896, 300824, 338427, 349344, 451236, 601648, 676854, 698688, 902472, 1203296, 1353708, 1804944, 2406592, 2707416, 3609888, 5414832, 7219776, 10829664, 21659328]

約数ペア:

[(1, 21659328), (2, 10829664), (3, 7219776), (4, 5414832), (6, 3609888), (8, 2707416), (9, 2406592), (12, 1804944), (16, 1353708), (18, 1203296), (24, 902472), (31, 698688), (32, 676854), (36, 601648), (48, 451236), (62, 349344), (64, 338427), (72, 300824), (93, 232896), (96, 225618), (124, 174672), (144, 150412), (186, 116448), (192, 112809), (248, 87336), (279, 77632), (288, 75206), (372, 58224), (496, 43668), (558, 38816), (576, 37603), (744, 29112), (992, 21834), (1116, 19408), (1213, 17856), (1488, 14556), (1984, 10917), (2232, 9704), (2426, 8928), (2976, 7278), (3639, 5952), (4464, 4852)]