21800636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{38113}}^1$

素因数の和:38141

約数の個数: 24

約数和(自身を含む): 44822064

約数和(自身を除く): 23021428

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 38113, 76226, 152452, 419243, 495469, 838486, 990938, 1676972, 1981876, 5450159, 10900318, 21800636]

約数ペア:

[(1, 21800636), (2, 10900318), (4, 5450159), (11, 1981876), (13, 1676972), (22, 990938), (26, 838486), (44, 495469), (52, 419243), (143, 152452), (286, 76226), (572, 38113)]