21530048

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{5021}}^1$

素因数の和:5100

約数の個数: 28

約数和(自身を含む): 43369992

約数和(自身を除く): 21839944

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 5021, 10042, 20084, 40168, 80336, 160672, 321344, 336407, 672814, 1345628, 2691256, 5382512, 10765024, 21530048]

約数ペア:

[(1, 21530048), (2, 10765024), (4, 5382512), (8, 2691256), (16, 1345628), (32, 672814), (64, 336407), (67, 321344), (134, 160672), (268, 80336), (536, 40168), (1072, 20084), (2144, 10042), (4288, 5021)]