21535284

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3257}}^1$

素因数の和:3312

約数の個数: 48

約数和(自身を含む): 54734400

約数和(自身を除く): 33199116

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 57, 58, 76, 87, 114, 116, 174, 228, 348, 551, 1102, 1653, 2204, 3257, 3306, 6514, 6612, 9771, 13028, 19542, 39084, 61883, 94453, 123766, 185649, 188906, 247532, 283359, 371298, 377812, 566718, 742596, 1133436, 1794607, 3589214, 5383821, 7178428, 10767642, 21535284]

約数ペア:

[(1, 21535284), (2, 10767642), (3, 7178428), (4, 5383821), (6, 3589214), (12, 1794607), (19, 1133436), (29, 742596), (38, 566718), (57, 377812), (58, 371298), (76, 283359), (87, 247532), (114, 188906), (116, 185649), (174, 123766), (228, 94453), (348, 61883), (551, 39084), (1102, 19542), (1653, 13028), (2204, 9771), (3257, 6612), (3306, 6514)]