21000369698

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1481}}^1\times {\mathrm{92077}}^1$

素因数の和:93578

約数の個数: 32

約数和(自身を含む): 39300363648

約数和(自身を除く): 18299993950

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1481, 2962, 10367, 16291, 20734, 32582, 92077, 114037, 184154, 228074, 644539, 1012847, 1289078, 2025694, 7089929, 14179858, 136366037, 272732074, 954562259, 1500026407, 1909124518, 3000052814, 10500184849, 21000369698]

約数ペア:

[(1, 21000369698), (2, 10500184849), (7, 3000052814), (11, 1909124518), (14, 1500026407), (22, 954562259), (77, 272732074), (154, 136366037), (1481, 14179858), (2962, 7089929), (10367, 2025694), (16291, 1289078), (20734, 1012847), (32582, 644539), (92077, 228074), (114037, 184154)]