21141736

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4903}}^1$

素因数の和:4934

約数の個数: 48

約数和(自身を含む): 50315040

約数和(自身を除く): 29173304

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 4903, 9806, 19612, 34321, 39224, 53933, 68642, 107866, 137284, 215732, 240247, 274568, 377531, 431464, 480494, 755062, 960988, 1510124, 1921976, 2642717, 3020248, 5285434, 10570868, 21141736]

約数ペア:

[(1, 21141736), (2, 10570868), (4, 5285434), (7, 3020248), (8, 2642717), (11, 1921976), (14, 1510124), (22, 960988), (28, 755062), (44, 480494), (49, 431464), (56, 377531), (77, 274568), (88, 240247), (98, 215732), (154, 137284), (196, 107866), (308, 68642), (392, 53933), (539, 39224), (616, 34321), (1078, 19612), (2156, 9806), (4312, 4903)]