21166112

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 45868032

約数和(自身を除く): 24701920

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 157, 176, 314, 352, 383, 628, 766, 1256, 1532, 1727, 2512, 3064, 3454, 4213, 5024, 6128, 6908, 8426, 12256, 13816, 16852, 27632, 33704, 55264, 60131, 67408, 120262, 134816, 240524, 481048, 661441, 962096, 1322882, 1924192, 2645764, 5291528, 10583056, 21166112]

約数ペア:

[(1, 21166112), (2, 10583056), (4, 5291528), (8, 2645764), (11, 1924192), (16, 1322882), (22, 962096), (32, 661441), (44, 481048), (88, 240524), (157, 134816), (176, 120262), (314, 67408), (352, 60131), (383, 55264), (628, 33704), (766, 27632), (1256, 16852), (1532, 13816), (1727, 12256), (2512, 8426), (3064, 6908), (3454, 6128), (4213, 5024)]