21655068

素因数分解:

$2^2\times 3^1\times {\mathrm{271}}^1\times {\mathrm{6659}}^1$

素因数の和:6937

約数の個数: 24

約数和(自身を含む): 50722560

約数和(自身を除く): 29067492

約数列:

[1, 2, 3, 4, 6, 12, 271, 542, 813, 1084, 1626, 3252, 6659, 13318, 19977, 26636, 39954, 79908, 1804589, 3609178, 5413767, 7218356, 10827534, 21655068]

約数ペア:

[(1, 21655068), (2, 10827534), (3, 7218356), (4, 5413767), (6, 3609178), (12, 1804589), (271, 79908), (542, 39954), (813, 26636), (1084, 19977), (1626, 13318), (3252, 6659)]