21690462

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{68209}}^1$

素因数の和:68267

約数の個数: 16

約数和(自身を含む): 44200080

約数和(自身を除く): 22509618

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 68209, 136418, 204627, 409254, 3615077, 7230154, 10845231, 21690462]

約数ペア:

[(1, 21690462), (2, 10845231), (3, 7230154), (6, 3615077), (53, 409254), (106, 204627), (159, 136418), (318, 68209)]