21937410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22159}}^1$

素因数の和:22183

約数の個数: 48

約数和(自身を含む): 62225280

約数和(自身を除く): 40287870

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 22159, 44318, 66477, 110795, 132954, 199431, 221590, 243749, 332385, 398862, 487498, 664770, 731247, 997155, 1218745, 1462494, 1994310, 2193741, 2437490, 3656235, 4387482, 7312470, 10968705, 21937410]

約数ペア:

[(1, 21937410), (2, 10968705), (3, 7312470), (5, 4387482), (6, 3656235), (9, 2437490), (10, 2193741), (11, 1994310), (15, 1462494), (18, 1218745), (22, 997155), (30, 731247), (33, 664770), (45, 487498), (55, 398862), (66, 332385), (90, 243749), (99, 221590), (110, 199431), (165, 132954), (198, 110795), (330, 66477), (495, 44318), (990, 22159)]