21681752

素因数分解:

$2^3\times {\mathrm{461}}^1\times {\mathrm{5879}}^1$

素因数の和:6346

約数の個数: 16

約数和(自身を含む): 40748400

約数和(自身を除く): 19066648

約数列:

[1, 2, 4, 8, 461, 922, 1844, 3688, 5879, 11758, 23516, 47032, 2710219, 5420438, 10840876, 21681752]

約数ペア:

[(1, 21681752), (2, 10840876), (4, 5420438), (8, 2710219), (461, 47032), (922, 23516), (1844, 11758), (3688, 5879)]