21994136

素因数分解:

$2^3\times {\mathrm{631}}^1\times {\mathrm{4357}}^1$

素因数の和:4994

約数の個数: 16

約数和(自身を含む): 41313840

約数和(自身を除く): 19319704

約数列:

[1, 2, 4, 8, 631, 1262, 2524, 4357, 5048, 8714, 17428, 34856, 2749267, 5498534, 10997068, 21994136]

約数ペア:

[(1, 21994136), (2, 10997068), (4, 5498534), (8, 2749267), (631, 34856), (1262, 17428), (2524, 8714), (4357, 5048)]