21392982

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{91423}}^1$

素因数の和:91444

約数の個数: 24

約数和(自身を含む): 49917504

約数和(自身を除く): 28524522

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 91423, 182846, 274269, 548538, 822807, 1188499, 1645614, 2376998, 3565497, 7130994, 10696491, 21392982]

約数ペア:

[(1, 21392982), (2, 10696491), (3, 7130994), (6, 3565497), (9, 2376998), (13, 1645614), (18, 1188499), (26, 822807), (39, 548538), (78, 274269), (117, 182846), (234, 91423)]