21497076904

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{1889}}^1\times {\mathrm{6379}}^1$

素因数の和:8497

約数の個数: 32

約数和(自身を含む): 40515552000

約数和(自身を除く): 19018475096

約数列:

[1, 2, 4, 8, 223, 446, 892, 1784, 1889, 3778, 6379, 7556, 12758, 15112, 25516, 51032, 421247, 842494, 1422517, 1684988, 2845034, 3369976, 5690068, 11380136, 12049931, 24099862, 48199724, 96399448, 2687134613, 5374269226, 10748538452, 21497076904]

約数ペア:

[(1, 21497076904), (2, 10748538452), (4, 5374269226), (8, 2687134613), (223, 96399448), (446, 48199724), (892, 24099862), (1784, 12049931), (1889, 11380136), (3778, 5690068), (6379, 3369976), (7556, 2845034), (12758, 1684988), (15112, 1422517), (25516, 842494), (51032, 421247)]