21206448

素因数分解:

$2^4\times 3^4\times {\mathrm{16363}}^1$

素因数の和:16383

約数の個数: 50

約数和(自身を含む): 61381364

約数和(自身を除く): 40174916

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 16363, 32726, 49089, 65452, 98178, 130904, 147267, 196356, 261808, 294534, 392712, 441801, 589068, 785424, 883602, 1178136, 1325403, 1767204, 2356272, 2650806, 3534408, 5301612, 7068816, 10603224, 21206448]

約数ペア:

[(1, 21206448), (2, 10603224), (3, 7068816), (4, 5301612), (6, 3534408), (8, 2650806), (9, 2356272), (12, 1767204), (16, 1325403), (18, 1178136), (24, 883602), (27, 785424), (36, 589068), (48, 441801), (54, 392712), (72, 294534), (81, 261808), (108, 196356), (144, 147267), (162, 130904), (216, 98178), (324, 65452), (432, 49089), (648, 32726), (1296, 16363)]