21141376

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8693}}^1$

素因数の和:8726

約数の個数: 32

約数和(自身を含む): 44339400

約数和(自身を除く): 23198024

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8693, 17386, 34772, 69544, 139088, 165167, 278176, 330334, 556352, 660668, 1112704, 1321336, 2642672, 5285344, 10570688, 21141376]

約数ペア:

[(1, 21141376), (2, 10570688), (4, 5285344), (8, 2642672), (16, 1321336), (19, 1112704), (32, 660668), (38, 556352), (64, 330334), (76, 278176), (128, 165167), (152, 139088), (304, 69544), (608, 34772), (1216, 17386), (2432, 8693)]