21382266

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{463}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 44098560

約数和(自身を除く): 22716294

約数列:

[1, 2, 3, 6, 43, 86, 129, 179, 258, 358, 463, 537, 926, 1074, 1389, 2778, 7697, 15394, 19909, 23091, 39818, 46182, 59727, 82877, 119454, 165754, 248631, 497262, 3563711, 7127422, 10691133, 21382266]

約数ペア:

[(1, 21382266), (2, 10691133), (3, 7127422), (6, 3563711), (43, 497262), (86, 248631), (129, 165754), (179, 119454), (258, 82877), (358, 59727), (463, 46182), (537, 39818), (926, 23091), (1074, 19909), (1389, 15394), (2778, 7697)]