21664734

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39679}}^1$

素因数の和:39704

約数の個数: 32

約数和(自身を含む): 53329920

約数和(自身を除く): 31665186

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39679, 79358, 119037, 238074, 277753, 515827, 555506, 833259, 1031654, 1547481, 1666518, 3094962, 3610789, 7221578, 10832367, 21664734]

約数ペア:

[(1, 21664734), (2, 10832367), (3, 7221578), (6, 3610789), (7, 3094962), (13, 1666518), (14, 1547481), (21, 1031654), (26, 833259), (39, 555506), (42, 515827), (78, 277753), (91, 238074), (182, 119037), (273, 79358), (546, 39679)]