21633388

素因数分解:

$2^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2851}}^1$

素因数の和:3133

約数の個数: 24

約数和(自身を含む): 43441664

約数和(自身を除く): 21808276

約数列:

[1, 2, 4, 7, 14, 28, 271, 542, 1084, 1897, 2851, 3794, 5702, 7588, 11404, 19957, 39914, 79828, 772621, 1545242, 3090484, 5408347, 10816694, 21633388]

約数ペア:

[(1, 21633388), (2, 10816694), (4, 5408347), (7, 3090484), (14, 1545242), (28, 772621), (271, 79828), (542, 39914), (1084, 19957), (1897, 11404), (2851, 7588), (3794, 5702)]