21561618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14549}}^1$

素因数の和:14586

約数の個数: 32

約数和(自身を含む): 48888000

約数和(自身を除く): 27326382

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 14549, 29098, 43647, 87294, 189137, 276431, 378274, 552862, 567411, 829293, 1134822, 1658586, 3593603, 7187206, 10780809, 21561618]

約数ペア:

[(1, 21561618), (2, 10780809), (3, 7187206), (6, 3593603), (13, 1658586), (19, 1134822), (26, 829293), (38, 567411), (39, 552862), (57, 378274), (78, 276431), (114, 189137), (247, 87294), (494, 43647), (741, 29098), (1482, 14549)]