21908672

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 56

約数和(自身を含む): 46939200

約数和(自身を除く): 25030528

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 152, 172, 304, 344, 419, 608, 688, 817, 838, 1216, 1376, 1634, 1676, 2752, 3268, 3352, 6536, 6704, 7961, 13072, 13408, 15922, 18017, 26144, 26816, 31844, 36034, 52288, 63688, 72068, 127376, 144136, 254752, 288272, 342323, 509504, 576544, 684646, 1153088, 1369292, 2738584, 5477168, 10954336, 21908672]

約数ペア:

[(1, 21908672), (2, 10954336), (4, 5477168), (8, 2738584), (16, 1369292), (19, 1153088), (32, 684646), (38, 576544), (43, 509504), (64, 342323), (76, 288272), (86, 254752), (152, 144136), (172, 127376), (304, 72068), (344, 63688), (419, 52288), (608, 36034), (688, 31844), (817, 26816), (838, 26144), (1216, 18017), (1376, 15922), (1634, 13408), (1676, 13072), (2752, 7961), (3268, 6704), (3352, 6536)]