21263904

素因数分解:

$2^5\times 3^3\times {\mathrm{24611}}^1$

素因数の和:24630

約数の個数: 48

約数和(自身を含む): 62022240

約数和(自身を除く): 40758336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 24611, 49222, 73833, 98444, 147666, 196888, 221499, 295332, 393776, 442998, 590664, 664497, 787552, 885996, 1181328, 1328994, 1771992, 2362656, 2657988, 3543984, 5315976, 7087968, 10631952, 21263904]

約数ペア:

[(1, 21263904), (2, 10631952), (3, 7087968), (4, 5315976), (6, 3543984), (8, 2657988), (9, 2362656), (12, 1771992), (16, 1328994), (18, 1181328), (24, 885996), (27, 787552), (32, 664497), (36, 590664), (48, 442998), (54, 393776), (72, 295332), (96, 221499), (108, 196888), (144, 147666), (216, 98444), (288, 73833), (432, 49222), (864, 24611)]