21403344

素因数分解:

$2^4\times 3^1\times {\mathrm{151}}^1\times {\mathrm{2953}}^1$

素因数の和:3115

約数の個数: 40

約数和(自身を含む): 55676992

約数和(自身を除く): 34273648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 151, 302, 453, 604, 906, 1208, 1812, 2416, 2953, 3624, 5906, 7248, 8859, 11812, 17718, 23624, 35436, 47248, 70872, 141744, 445903, 891806, 1337709, 1783612, 2675418, 3567224, 5350836, 7134448, 10701672, 21403344]

約数ペア:

[(1, 21403344), (2, 10701672), (3, 7134448), (4, 5350836), (6, 3567224), (8, 2675418), (12, 1783612), (16, 1337709), (24, 891806), (48, 445903), (151, 141744), (302, 70872), (453, 47248), (604, 35436), (906, 23624), (1208, 17718), (1812, 11812), (2416, 8859), (2953, 7248), (3624, 5906)]