21469696

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2244

約数の個数: 40

約数和(自身を含む): 45175680

約数和(自身を除く): 23705984

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2207, 2432, 4414, 4864, 8828, 9728, 17656, 35312, 41933, 70624, 83866, 141248, 167732, 282496, 335464, 564992, 670928, 1129984, 1341856, 2683712, 5367424, 10734848, 21469696]

約数ペア:

[(1, 21469696), (2, 10734848), (4, 5367424), (8, 2683712), (16, 1341856), (19, 1129984), (32, 670928), (38, 564992), (64, 335464), (76, 282496), (128, 167732), (152, 141248), (256, 83866), (304, 70624), (512, 41933), (608, 35312), (1216, 17656), (2207, 9728), (2432, 8828), (4414, 4864)]