21883540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2333}}^1$

素因数の和:2416

約数の個数: 48

約数和(自身を含む): 53327232

約数和(自身を除く): 31443692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2333, 2345, 4666, 4690, 9332, 9380, 11665, 16331, 23330, 32662, 46660, 65324, 81655, 156311, 163310, 312622, 326620, 625244, 781555, 1094177, 1563110, 2188354, 3126220, 4376708, 5470885, 10941770, 21883540]

約数ペア:

[(1, 21883540), (2, 10941770), (4, 5470885), (5, 4376708), (7, 3126220), (10, 2188354), (14, 1563110), (20, 1094177), (28, 781555), (35, 625244), (67, 326620), (70, 312622), (134, 163310), (140, 156311), (268, 81655), (335, 65324), (469, 46660), (670, 32662), (938, 23330), (1340, 16331), (1876, 11665), (2333, 9380), (2345, 9332), (4666, 4690)]