21183288

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18013}}^1$

素因数の和:18036

約数の個数: 48

約数和(自身を含む): 61607880

約数和(自身を除く): 40424592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18013, 36026, 54039, 72052, 108078, 126091, 144104, 216156, 252182, 378273, 432312, 504364, 756546, 882637, 1008728, 1513092, 1765274, 2647911, 3026184, 3530548, 5295822, 7061096, 10591644, 21183288]

約数ペア:

[(1, 21183288), (2, 10591644), (3, 7061096), (4, 5295822), (6, 3530548), (7, 3026184), (8, 2647911), (12, 1765274), (14, 1513092), (21, 1008728), (24, 882637), (28, 756546), (42, 504364), (49, 432312), (56, 378273), (84, 252182), (98, 216156), (147, 144104), (168, 126091), (196, 108078), (294, 72052), (392, 54039), (588, 36026), (1176, 18013)]