21224940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32159}}^1$

素因数の和:32182

約数の個数: 48

約数和(自身を含む): 64834560

約数和(自身を除く): 43609620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 32159, 64318, 96477, 128636, 160795, 192954, 321590, 353749, 385908, 482385, 643180, 707498, 964770, 1061247, 1414996, 1768745, 1929540, 2122494, 3537490, 4244988, 5306235, 7074980, 10612470, 21224940]

約数ペア:

[(1, 21224940), (2, 10612470), (3, 7074980), (4, 5306235), (5, 4244988), (6, 3537490), (10, 2122494), (11, 1929540), (12, 1768745), (15, 1414996), (20, 1061247), (22, 964770), (30, 707498), (33, 643180), (44, 482385), (55, 385908), (60, 353749), (66, 321590), (110, 192954), (132, 160795), (165, 128636), (220, 96477), (330, 64318), (660, 32159)]