212714922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{9721}}^1$

素因数の和:10254

約数の個数: 32

約数和(自身を含む): 487188864

約数和(自身を除く): 274473942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 521, 1042, 1563, 3126, 3647, 7294, 9721, 10941, 19442, 21882, 29163, 58326, 68047, 136094, 204141, 408282, 5064641, 10129282, 15193923, 30387846, 35452487, 70904974, 106357461, 212714922]

約数ペア:

[(1, 212714922), (2, 106357461), (3, 70904974), (6, 35452487), (7, 30387846), (14, 15193923), (21, 10129282), (42, 5064641), (521, 408282), (1042, 204141), (1563, 136094), (3126, 68047), (3647, 58326), (7294, 29163), (9721, 21882), (10941, 19442)]