21393162

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5477}}^1$

素因数の和:5523

約数の個数: 48

約数和(自身を含む): 54692352

約数和(自身を除く): 33299190

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 5477, 10954, 16431, 32862, 38339, 49293, 76678, 98586, 115017, 169787, 230034, 339574, 345051, 509361, 690102, 1018722, 1188509, 1528083, 2377018, 3056166, 3565527, 7131054, 10696581, 21393162]

約数ペア:

[(1, 21393162), (2, 10696581), (3, 7131054), (6, 3565527), (7, 3056166), (9, 2377018), (14, 1528083), (18, 1188509), (21, 1018722), (31, 690102), (42, 509361), (62, 345051), (63, 339574), (93, 230034), (126, 169787), (186, 115017), (217, 98586), (279, 76678), (434, 49293), (558, 38339), (651, 32862), (1302, 16431), (1953, 10954), (3906, 5477)]