21539322

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{24421}}^1$

素因数の和:24443

約数の個数: 36

約数和(自身を含む): 54290106

約数和(自身を除く): 32750784

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 24421, 48842, 73263, 146526, 170947, 219789, 341894, 439578, 512841, 1025682, 1196629, 1538523, 2393258, 3077046, 3589887, 7179774, 10769661, 21539322]

約数ペア:

[(1, 21539322), (2, 10769661), (3, 7179774), (6, 3589887), (7, 3077046), (9, 2393258), (14, 1538523), (18, 1196629), (21, 1025682), (42, 512841), (49, 439578), (63, 341894), (98, 219789), (126, 170947), (147, 146526), (294, 73263), (441, 48842), (882, 24421)]