21252744

素因数分解:

$2^3\times 3^2\times {\mathrm{59}}^1\times {\mathrm{5003}}^1$

素因数の和:5074

約数の個数: 48

約数和(自身を含む): 58546800

約数和(自身を除く): 37294056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 59, 72, 118, 177, 236, 354, 472, 531, 708, 1062, 1416, 2124, 4248, 5003, 10006, 15009, 20012, 30018, 40024, 45027, 60036, 90054, 120072, 180108, 295177, 360216, 590354, 885531, 1180708, 1771062, 2361416, 2656593, 3542124, 5313186, 7084248, 10626372, 21252744]

約数ペア:

[(1, 21252744), (2, 10626372), (3, 7084248), (4, 5313186), (6, 3542124), (8, 2656593), (9, 2361416), (12, 1771062), (18, 1180708), (24, 885531), (36, 590354), (59, 360216), (72, 295177), (118, 180108), (177, 120072), (236, 90054), (354, 60036), (472, 45027), (531, 40024), (708, 30018), (1062, 20012), (1416, 15009), (2124, 10006), (4248, 5003)]