21017502

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{863}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 31237218

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 41, 54, 66, 82, 99, 123, 198, 246, 297, 369, 451, 594, 738, 863, 902, 1107, 1353, 1726, 2214, 2589, 2706, 4059, 5178, 7767, 8118, 9493, 12177, 15534, 18986, 23301, 24354, 28479, 35383, 46602, 56958, 70766, 85437, 106149, 170874, 212298, 256311, 318447, 389213, 512622, 636894, 778426, 955341, 1167639, 1910682, 2335278, 3502917, 7005834, 10508751, 21017502]

約数ペア:

[(1, 21017502), (2, 10508751), (3, 7005834), (6, 3502917), (9, 2335278), (11, 1910682), (18, 1167639), (22, 955341), (27, 778426), (33, 636894), (41, 512622), (54, 389213), (66, 318447), (82, 256311), (99, 212298), (123, 170874), (198, 106149), (246, 85437), (297, 70766), (369, 56958), (451, 46602), (594, 35383), (738, 28479), (863, 24354), (902, 23301), (1107, 18986), (1353, 15534), (1726, 12177), (2214, 9493), (2589, 8118), (2706, 7767), (4059, 5178)]