21528198

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 49375872

約数和(自身を除く): 27847674

約数列:

[1, 2, 3, 6, 9, 18, 31, 41, 62, 82, 93, 123, 186, 246, 279, 369, 558, 738, 941, 1271, 1882, 2542, 2823, 3813, 5646, 7626, 8469, 11439, 16938, 22878, 29171, 38581, 58342, 77162, 87513, 115743, 175026, 231486, 262539, 347229, 525078, 694458, 1196011, 2392022, 3588033, 7176066, 10764099, 21528198]

約数ペア:

[(1, 21528198), (2, 10764099), (3, 7176066), (6, 3588033), (9, 2392022), (18, 1196011), (31, 694458), (41, 525078), (62, 347229), (82, 262539), (93, 231486), (123, 175026), (186, 115743), (246, 87513), (279, 77162), (369, 58342), (558, 38581), (738, 29171), (941, 22878), (1271, 16938), (1882, 11439), (2542, 8469), (2823, 7626), (3813, 5646)]