21100937

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 26248320

約数和(自身を除く): 5147383

約数列:

[1, 11, 13, 41, 59, 61, 143, 451, 533, 649, 671, 767, 793, 2419, 2501, 3599, 5863, 8437, 8723, 26609, 27511, 31447, 32513, 39589, 46787, 147559, 345917, 357643, 514657, 1623149, 1918267, 21100937]

約数ペア:

[(1, 21100937), (11, 1918267), (13, 1623149), (41, 514657), (59, 357643), (61, 345917), (143, 147559), (451, 46787), (533, 39589), (649, 32513), (671, 31447), (767, 27511), (793, 26609), (2419, 8723), (2501, 8437), (3599, 5863)]