21622624

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 44706816

約数和(自身を除く): 23084192

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 71, 124, 142, 248, 284, 307, 496, 568, 614, 992, 1136, 1228, 2201, 2272, 2456, 4402, 4912, 8804, 9517, 9824, 17608, 19034, 21797, 35216, 38068, 43594, 70432, 76136, 87188, 152272, 174376, 304544, 348752, 675707, 697504, 1351414, 2702828, 5405656, 10811312, 21622624]

約数ペア:

[(1, 21622624), (2, 10811312), (4, 5405656), (8, 2702828), (16, 1351414), (31, 697504), (32, 675707), (62, 348752), (71, 304544), (124, 174376), (142, 152272), (248, 87188), (284, 76136), (307, 70432), (496, 43594), (568, 38068), (614, 35216), (992, 21797), (1136, 19034), (1228, 17608), (2201, 9824), (2272, 9517), (2456, 8804), (4402, 4912)]