21258612

素因数分解:

$2^2\times 3^5\times {\mathrm{21871}}^1$

素因数の和:21890

約数の個数: 36

約数和(自身を含む): 55729856

約数和(自身を除く): 34471244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 21871, 43742, 65613, 87484, 131226, 196839, 262452, 393678, 590517, 787356, 1181034, 1771551, 2362068, 3543102, 5314653, 7086204, 10629306, 21258612]

約数ペア:

[(1, 21258612), (2, 10629306), (3, 7086204), (4, 5314653), (6, 3543102), (9, 2362068), (12, 1771551), (18, 1181034), (27, 787356), (36, 590517), (54, 393678), (81, 262452), (108, 196839), (162, 131226), (243, 87484), (324, 65613), (486, 43742), (972, 21871)]