221879836

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{557}}^1\times {\mathrm{1879}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 396537120

約数和(自身を除く): 174657284

約数列:

[1, 2, 4, 53, 106, 212, 557, 1114, 1879, 2228, 3758, 7516, 29521, 59042, 99587, 118084, 199174, 398348, 1046603, 2093206, 4186412, 55469959, 110939918, 221879836]

約数ペア:

[(1, 221879836), (2, 110939918), (4, 55469959), (53, 4186412), (106, 2093206), (212, 1046603), (557, 398348), (1114, 199174), (1879, 118084), (2228, 99587), (3758, 59042), (7516, 29521)]