21443112

素因数分解:

$2^3\times 3^2\times {\mathrm{431}}^1\times {\mathrm{691}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 58294080

約数和(自身を除く): 36850968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 431, 691, 862, 1293, 1382, 1724, 2073, 2586, 2764, 3448, 3879, 4146, 5172, 5528, 6219, 7758, 8292, 10344, 12438, 15516, 16584, 24876, 31032, 49752, 297821, 595642, 893463, 1191284, 1786926, 2382568, 2680389, 3573852, 5360778, 7147704, 10721556, 21443112]

約数ペア:

[(1, 21443112), (2, 10721556), (3, 7147704), (4, 5360778), (6, 3573852), (8, 2680389), (9, 2382568), (12, 1786926), (18, 1191284), (24, 893463), (36, 595642), (72, 297821), (431, 49752), (691, 31032), (862, 24876), (1293, 16584), (1382, 15516), (1724, 12438), (2073, 10344), (2586, 8292), (2764, 7758), (3448, 6219), (3879, 5528), (4146, 5172)]