21935536

素因数分解:

$2^4\times 7^4\times {\mathrm{571}}^1$

素因数の和:607

約数の個数: 50

約数和(自身を含む): 49667332

約数和(自身を除く): 27731796

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 571, 686, 784, 1142, 1372, 2284, 2401, 2744, 3997, 4568, 4802, 5488, 7994, 9136, 9604, 15988, 19208, 27979, 31976, 38416, 55958, 63952, 111916, 195853, 223832, 391706, 447664, 783412, 1370971, 1566824, 2741942, 3133648, 5483884, 10967768, 21935536]

約数ペア:

[(1, 21935536), (2, 10967768), (4, 5483884), (7, 3133648), (8, 2741942), (14, 1566824), (16, 1370971), (28, 783412), (49, 447664), (56, 391706), (98, 223832), (112, 195853), (196, 111916), (343, 63952), (392, 55958), (571, 38416), (686, 31976), (784, 27979), (1142, 19208), (1372, 15988), (2284, 9604), (2401, 9136), (2744, 7994), (3997, 5488), (4568, 4802)]