21550992

素因数分解:

$2^4\times 3^1\times {\mathrm{257}}^1\times {\mathrm{1747}}^1$

素因数の和:2015

約数の個数: 40

約数和(自身を含む): 55922016

約数和(自身を除く): 34371024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 257, 514, 771, 1028, 1542, 1747, 2056, 3084, 3494, 4112, 5241, 6168, 6988, 10482, 12336, 13976, 20964, 27952, 41928, 83856, 448979, 897958, 1346937, 1795916, 2693874, 3591832, 5387748, 7183664, 10775496, 21550992]

約数ペア:

[(1, 21550992), (2, 10775496), (3, 7183664), (4, 5387748), (6, 3591832), (8, 2693874), (12, 1795916), (16, 1346937), (24, 897958), (48, 448979), (257, 83856), (514, 41928), (771, 27952), (1028, 20964), (1542, 13976), (1747, 12336), (2056, 10482), (3084, 6988), (3494, 6168), (4112, 5241)]