21361806

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{4547}}^1$

素因数の和:4590

約数の個数: 40

約数和(自身を含む): 49527720

約数和(自身を除く): 28165914

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 261, 522, 783, 1566, 2349, 4547, 4698, 9094, 13641, 27282, 40923, 81846, 122769, 131863, 245538, 263726, 368307, 395589, 736614, 791178, 1186767, 2373534, 3560301, 7120602, 10680903, 21361806]

約数ペア:

[(1, 21361806), (2, 10680903), (3, 7120602), (6, 3560301), (9, 2373534), (18, 1186767), (27, 791178), (29, 736614), (54, 395589), (58, 368307), (81, 263726), (87, 245538), (162, 131863), (174, 122769), (261, 81846), (522, 40923), (783, 27282), (1566, 13641), (2349, 9094), (4547, 4698)]