21375104

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{4073}}^1$

素因数の和:4128

約数の個数: 32

約数和(自身を含む): 43632540

約数和(自身を除く): 22257436

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 4073, 5248, 8146, 16292, 32584, 65168, 130336, 166993, 260672, 333986, 521344, 667972, 1335944, 2671888, 5343776, 10687552, 21375104]

約数ペア:

[(1, 21375104), (2, 10687552), (4, 5343776), (8, 2671888), (16, 1335944), (32, 667972), (41, 521344), (64, 333986), (82, 260672), (128, 166993), (164, 130336), (328, 65168), (656, 32584), (1312, 16292), (2624, 8146), (4073, 5248)]