21524745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{683}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 37822464

約数和(自身を除く): 16297719

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 191, 573, 683, 955, 2049, 2101, 2865, 3415, 6303, 7513, 10245, 10505, 22539, 31515, 37565, 112695, 130453, 391359, 652265, 1434983, 1956795, 4304949, 7174915, 21524745]

約数ペア:

[(1, 21524745), (3, 7174915), (5, 4304949), (11, 1956795), (15, 1434983), (33, 652265), (55, 391359), (165, 130453), (191, 112695), (573, 37565), (683, 31515), (955, 22539), (2049, 10505), (2101, 10245), (2865, 7513), (3415, 6303)]