221510338

素因数分解:

$2^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{23371}}^1$

素因数の和:24057

約数の個数: 16

約数和(自身を含む): 380309184

約数和(自身を除く): 158798846

約数列:

[1, 2, 7, 14, 677, 1354, 4739, 9478, 23371, 46742, 163597, 327194, 15822167, 31644334, 110755169, 221510338]

約数ペア:

[(1, 221510338), (2, 110755169), (7, 31644334), (14, 15822167), (677, 327194), (1354, 163597), (4739, 46742), (9478, 23371)]