21068207

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1382

約数の個数: 16

約数和(自身を含む): 23784960

約数和(自身を除く): 2716753

約数列:

[1, 19, 23, 37, 437, 703, 851, 1303, 16169, 24757, 29969, 48211, 569411, 916009, 1108853, 21068207]

約数ペア:

[(1, 21068207), (19, 1108853), (23, 916009), (37, 569411), (437, 48211), (703, 29969), (851, 24757), (1303, 16169)]