21284414

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1627}}^1$

素因数の和:1871

約数の個数: 16

約数和(自身を含む): 33133056

約数和(自身を除く): 11848642

約数列:

[1, 2, 31, 62, 211, 422, 1627, 3254, 6541, 13082, 50437, 100874, 343297, 686594, 10642207, 21284414]

約数ペア:

[(1, 21284414), (2, 10642207), (31, 686594), (62, 343297), (211, 100874), (422, 50437), (1627, 13082), (3254, 6541)]