21918594

素因数分解:

$2^1\times 3^1\times {\mathrm{389}}^1\times {\mathrm{9391}}^1$

素因数の和:9785

約数の個数: 16

約数和(自身を含む): 43954560

約数和(自身を除く): 22035966

約数列:

[1, 2, 3, 6, 389, 778, 1167, 2334, 9391, 18782, 28173, 56346, 3653099, 7306198, 10959297, 21918594]

約数ペア:

[(1, 21918594), (2, 10959297), (3, 7306198), (6, 3653099), (389, 56346), (778, 28173), (1167, 18782), (2334, 9391)]