21222576

素因数分解:

$2^4\times 3^2\times {\mathrm{293}}^1\times {\mathrm{503}}^1$

素因数の和:810

約数の個数: 60

約数和(自身を含む): 59714928

約数和(自身を除く): 38492352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 293, 503, 586, 879, 1006, 1172, 1509, 1758, 2012, 2344, 2637, 3018, 3516, 4024, 4527, 4688, 5274, 6036, 7032, 8048, 9054, 10548, 12072, 14064, 18108, 21096, 24144, 36216, 42192, 72432, 147379, 294758, 442137, 589516, 884274, 1179032, 1326411, 1768548, 2358064, 2652822, 3537096, 5305644, 7074192, 10611288, 21222576]

約数ペア:

[(1, 21222576), (2, 10611288), (3, 7074192), (4, 5305644), (6, 3537096), (8, 2652822), (9, 2358064), (12, 1768548), (16, 1326411), (18, 1179032), (24, 884274), (36, 589516), (48, 442137), (72, 294758), (144, 147379), (293, 72432), (503, 42192), (586, 36216), (879, 24144), (1006, 21096), (1172, 18108), (1509, 14064), (1758, 12072), (2012, 10548), (2344, 9054), (2637, 8048), (3018, 7032), (3516, 6036), (4024, 5274), (4527, 4688)]