21233842

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7699}}^1$

素因数の和:7905

約数の個数: 16

約数和(自身を含む): 36590400

約数和(自身を除く): 15356558

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 7699, 15398, 53893, 107786, 1516703, 3033406, 10616921, 21233842]

約数ペア:

[(1, 21233842), (2, 10616921), (7, 3033406), (14, 1516703), (197, 107786), (394, 53893), (1379, 15398), (2758, 7699)]