21888636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23689}}^1$

素因数の和:23714

約数の個数: 48

約数和(自身を含む): 63678720

約数和(自身を除く): 41790084

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 23689, 47378, 71067, 94756, 142134, 165823, 260579, 284268, 331646, 497469, 521158, 663292, 781737, 994938, 1042316, 1563474, 1824053, 1989876, 3126948, 3648106, 5472159, 7296212, 10944318, 21888636]

約数ペア:

[(1, 21888636), (2, 10944318), (3, 7296212), (4, 5472159), (6, 3648106), (7, 3126948), (11, 1989876), (12, 1824053), (14, 1563474), (21, 1042316), (22, 994938), (28, 781737), (33, 663292), (42, 521158), (44, 497469), (66, 331646), (77, 284268), (84, 260579), (132, 165823), (154, 142134), (231, 94756), (308, 71067), (462, 47378), (924, 23689)]