21327612

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{12973}}^1$

素因数の和:13117

約数の個数: 24

約数和(自身を含む): 50131536

約数和(自身を除く): 28803924

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 12973, 25946, 38919, 51892, 77838, 155676, 1777301, 3554602, 5331903, 7109204, 10663806, 21327612]

約数ペア:

[(1, 21327612), (2, 10663806), (3, 7109204), (4, 5331903), (6, 3554602), (12, 1777301), (137, 155676), (274, 77838), (411, 51892), (548, 38919), (822, 25946), (1644, 12973)]