21687196384

素因数分解:

$2^5\times 7^1\times {\mathrm{401}}^1\times {\mathrm{241441}}^1$

素因数の和:241859

約数の個数: 48

約数和(自身を含む): 48918080736

約数和(自身を除く): 27230884352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 401, 802, 1604, 2807, 3208, 5614, 6416, 11228, 12832, 22456, 44912, 89824, 241441, 482882, 965764, 1690087, 1931528, 3380174, 3863056, 6760348, 7726112, 13520696, 27041392, 54082784, 96817841, 193635682, 387271364, 677724887, 774542728, 1355449774, 1549085456, 2710899548, 3098170912, 5421799096, 10843598192, 21687196384]

約数ペア:

[(1, 21687196384), (2, 10843598192), (4, 5421799096), (7, 3098170912), (8, 2710899548), (14, 1549085456), (16, 1355449774), (28, 774542728), (32, 677724887), (56, 387271364), (112, 193635682), (224, 96817841), (401, 54082784), (802, 27041392), (1604, 13520696), (2807, 7726112), (3208, 6760348), (5614, 3863056), (6416, 3380174), (11228, 1931528), (12832, 1690087), (22456, 965764), (44912, 482882), (89824, 241441)]