21092958

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 47763456

約数和(自身を除く): 26670498

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 103, 186, 206, 279, 309, 367, 558, 618, 734, 927, 1101, 1854, 2202, 3193, 3303, 6386, 6606, 9579, 11377, 19158, 22754, 28737, 34131, 37801, 57474, 68262, 75602, 102393, 113403, 204786, 226806, 340209, 680418, 1171831, 2343662, 3515493, 7030986, 10546479, 21092958]

約数ペア:

[(1, 21092958), (2, 10546479), (3, 7030986), (6, 3515493), (9, 2343662), (18, 1171831), (31, 680418), (62, 340209), (93, 226806), (103, 204786), (186, 113403), (206, 102393), (279, 75602), (309, 68262), (367, 57474), (558, 37801), (618, 34131), (734, 28737), (927, 22754), (1101, 19158), (1854, 11377), (2202, 9579), (3193, 6606), (3303, 6386)]