21863898

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{8263}}^1$

素因数の和:8288

約数の個数: 48

約数和(自身を含む): 56525760

約数和(自身を除く): 34661862

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 8263, 16526, 24789, 49578, 57841, 74367, 115682, 148734, 173523, 223101, 347046, 404887, 446202, 520569, 809774, 1041138, 1214661, 1561707, 2429322, 3123414, 3643983, 7287966, 10931949, 21863898]

約数ペア:

[(1, 21863898), (2, 10931949), (3, 7287966), (6, 3643983), (7, 3123414), (9, 2429322), (14, 1561707), (18, 1214661), (21, 1041138), (27, 809774), (42, 520569), (49, 446202), (54, 404887), (63, 347046), (98, 223101), (126, 173523), (147, 148734), (189, 115682), (294, 74367), (378, 57841), (441, 49578), (882, 24789), (1323, 16526), (2646, 8263)]