21622088

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{65921}}^1$

素因数の和:65968

約数の個数: 16

約数和(自身を含む): 41530860

約数和(自身を除く): 19908772

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 65921, 131842, 263684, 527368, 2702761, 5405522, 10811044, 21622088]

約数ペア:

[(1, 21622088), (2, 10811044), (4, 5405522), (8, 2702761), (41, 527368), (82, 263684), (164, 131842), (328, 65921)]