21612453

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 31328640

約数和(自身を除く): 9716187

約数列:

[1, 3, 29, 41, 73, 83, 87, 123, 219, 249, 1189, 2117, 2407, 2993, 3403, 3567, 6059, 6351, 7221, 8979, 10209, 18177, 86797, 98687, 175711, 248419, 260391, 296061, 527133, 745257, 7204151, 21612453]

約数ペア:

[(1, 21612453), (3, 7204151), (29, 745257), (41, 527133), (73, 296061), (83, 260391), (87, 248419), (123, 175711), (219, 98687), (249, 86797), (1189, 18177), (2117, 10209), (2407, 8979), (2993, 7221), (3403, 6351), (3567, 6059)]