21631616

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9941}}^1$

素因数の和:9972

約数の個数: 32

約数和(自身を含む): 45633780

約数和(自身を除く): 24002164

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9941, 19882, 39764, 79528, 159056, 168997, 318112, 337994, 636224, 675988, 1272448, 1351976, 2703952, 5407904, 10815808, 21631616]

約数ペア:

[(1, 21631616), (2, 10815808), (4, 5407904), (8, 2703952), (16, 1351976), (17, 1272448), (32, 675988), (34, 636224), (64, 337994), (68, 318112), (128, 168997), (136, 159056), (272, 79528), (544, 39764), (1088, 19882), (2176, 9941)]