21082304

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:385

約数の個数: 56

約数和(自身を含む): 44592240

約数和(自身を除く): 23509936

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 64, 74, 116, 148, 232, 296, 307, 464, 592, 614, 928, 1073, 1184, 1228, 1856, 2146, 2368, 2456, 4292, 4912, 8584, 8903, 9824, 11359, 17168, 17806, 19648, 22718, 34336, 35612, 45436, 68672, 71224, 90872, 142448, 181744, 284896, 329411, 363488, 569792, 658822, 726976, 1317644, 2635288, 5270576, 10541152, 21082304]

約数ペア:

[(1, 21082304), (2, 10541152), (4, 5270576), (8, 2635288), (16, 1317644), (29, 726976), (32, 658822), (37, 569792), (58, 363488), (64, 329411), (74, 284896), (116, 181744), (148, 142448), (232, 90872), (296, 71224), (307, 68672), (464, 45436), (592, 35612), (614, 34336), (928, 22718), (1073, 19648), (1184, 17806), (1228, 17168), (1856, 11359), (2146, 9824), (2368, 8903), (2456, 8584), (4292, 4912)]