21233904

素因数分解:

$2^4\times 3^1\times {\mathrm{137}}^1\times {\mathrm{3229}}^1$

素因数の和:3377

約数の個数: 40

約数和(自身を含む): 55271760

約数和(自身を除く): 34037856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 137, 274, 411, 548, 822, 1096, 1644, 2192, 3229, 3288, 6458, 6576, 9687, 12916, 19374, 25832, 38748, 51664, 77496, 154992, 442373, 884746, 1327119, 1769492, 2654238, 3538984, 5308476, 7077968, 10616952, 21233904]

約数ペア:

[(1, 21233904), (2, 10616952), (3, 7077968), (4, 5308476), (6, 3538984), (8, 2654238), (12, 1769492), (16, 1327119), (24, 884746), (48, 442373), (137, 154992), (274, 77496), (411, 51664), (548, 38748), (822, 25832), (1096, 19374), (1644, 12916), (2192, 9687), (3229, 6576), (3288, 6458)]