21886784

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 56

約数和(自身を含む): 46939200

約数和(自身を除く): 25052416

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 152, 164, 304, 328, 439, 608, 656, 779, 878, 1216, 1312, 1558, 1756, 2624, 3116, 3512, 6232, 7024, 8341, 12464, 14048, 16682, 17999, 24928, 28096, 33364, 35998, 49856, 66728, 71996, 133456, 143992, 266912, 287984, 341981, 533824, 575968, 683962, 1151936, 1367924, 2735848, 5471696, 10943392, 21886784]

約数ペア:

[(1, 21886784), (2, 10943392), (4, 5471696), (8, 2735848), (16, 1367924), (19, 1151936), (32, 683962), (38, 575968), (41, 533824), (64, 341981), (76, 287984), (82, 266912), (152, 143992), (164, 133456), (304, 71996), (328, 66728), (439, 49856), (608, 35998), (656, 33364), (779, 28096), (878, 24928), (1216, 17999), (1312, 16682), (1558, 14048), (1756, 12464), (2624, 8341), (3116, 7024), (3512, 6232)]