21355326

素因数分解:

$2^1\times 3^6\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:268

約数の個数: 56

約数和(自身を含む): 48843984

約数和(自身を除く): 27488658

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 97, 151, 162, 194, 243, 291, 302, 453, 486, 582, 729, 873, 906, 1359, 1458, 1746, 2619, 2718, 4077, 5238, 7857, 8154, 12231, 14647, 15714, 23571, 24462, 29294, 36693, 43941, 47142, 70713, 73386, 87882, 110079, 131823, 141426, 220158, 263646, 395469, 790938, 1186407, 2372814, 3559221, 7118442, 10677663, 21355326]

約数ペア:

[(1, 21355326), (2, 10677663), (3, 7118442), (6, 3559221), (9, 2372814), (18, 1186407), (27, 790938), (54, 395469), (81, 263646), (97, 220158), (151, 141426), (162, 131823), (194, 110079), (243, 87882), (291, 73386), (302, 70713), (453, 47142), (486, 43941), (582, 36693), (729, 29294), (873, 24462), (906, 23571), (1359, 15714), (1458, 14647), (1746, 12231), (2619, 8154), (2718, 7857), (4077, 5238)]