21494352832

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{22123}}^1$

素因数の和:22218

約数の個数: 112

約数和(自身を含む): 48552445440

約数和(自身を除く): 27058092608

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 47, 64, 68, 76, 94, 136, 152, 188, 272, 304, 323, 376, 544, 608, 646, 752, 799, 893, 1088, 1216, 1292, 1504, 1598, 1786, 2584, 3008, 3196, 3572, 5168, 6392, 7144, 10336, 12784, 14288, 15181, 20672, 22123, 25568, 28576, 30362, 44246, 51136, 57152, 60724, 88492, 121448, 176984, 242896, 353968, 376091, 420337, 485792, 707936, 752182, 840674, 971584, 1039781, 1415872, 1504364, 1681348, 2079562, 3008728, 3362696, 4159124, 6017456, 6725392, 7145729, 8318248, 12034912, 13450784, 14291458, 16636496, 17676277, 19755839, 24069824, 26901568, 28582916, 33272992, 35352554, 39511678, 57165832, 66545984, 70705108, 79023356, 114331664, 141410216, 158046712, 228663328, 282820432, 316093424, 335849263, 457326656, 565640864, 632186848, 671698526, 1131281728, 1264373696, 1343397052, 2686794104, 5373588208, 10747176416, 21494352832]

約数ペア:

[(1, 21494352832), (2, 10747176416), (4, 5373588208), (8, 2686794104), (16, 1343397052), (17, 1264373696), (19, 1131281728), (32, 671698526), (34, 632186848), (38, 565640864), (47, 457326656), (64, 335849263), (68, 316093424), (76, 282820432), (94, 228663328), (136, 158046712), (152, 141410216), (188, 114331664), (272, 79023356), (304, 70705108), (323, 66545984), (376, 57165832), (544, 39511678), (608, 35352554), (646, 33272992), (752, 28582916), (799, 26901568), (893, 24069824), (1088, 19755839), (1216, 17676277), (1292, 16636496), (1504, 14291458), (1598, 13450784), (1786, 12034912), (2584, 8318248), (3008, 7145729), (3196, 6725392), (3572, 6017456), (5168, 4159124), (6392, 3362696), (7144, 3008728), (10336, 2079562), (12784, 1681348), (14288, 1504364), (15181, 1415872), (20672, 1039781), (22123, 971584), (25568, 840674), (28576, 752182), (30362, 707936), (44246, 485792), (51136, 420337), (57152, 376091), (60724, 353968), (88492, 242896), (121448, 176984)]