21696534

素因数分解:

$2^1\times 3^2\times {\mathrm{313}}^1\times {\mathrm{3851}}^1$

素因数の和:4172

約数の個数: 24

約数和(自身を含む): 47171592

約数和(自身を除く): 25475058

約数列:

[1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 3851, 5634, 7702, 11553, 23106, 34659, 69318, 1205363, 2410726, 3616089, 7232178, 10848267, 21696534]

約数ペア:

[(1, 21696534), (2, 10848267), (3, 7232178), (6, 3616089), (9, 2410726), (18, 1205363), (313, 69318), (626, 34659), (939, 23106), (1878, 11553), (2817, 7702), (3851, 5634)]