21353046

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 51480576

約数和(自身を除く): 30127530

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 41, 66, 78, 82, 123, 143, 246, 286, 429, 451, 533, 607, 858, 902, 1066, 1214, 1353, 1599, 1821, 2706, 3198, 3642, 5863, 6677, 7891, 11726, 13354, 15782, 17589, 20031, 23673, 24887, 35178, 40062, 47346, 49774, 74661, 86801, 149322, 173602, 260403, 273757, 323531, 520806, 547514, 647062, 821271, 970593, 1642542, 1941186, 3558841, 7117682, 10676523, 21353046]

約数ペア:

[(1, 21353046), (2, 10676523), (3, 7117682), (6, 3558841), (11, 1941186), (13, 1642542), (22, 970593), (26, 821271), (33, 647062), (39, 547514), (41, 520806), (66, 323531), (78, 273757), (82, 260403), (123, 173602), (143, 149322), (246, 86801), (286, 74661), (429, 49774), (451, 47346), (533, 40062), (607, 35178), (858, 24887), (902, 23673), (1066, 20031), (1214, 17589), (1353, 15782), (1599, 13354), (1821, 11726), (2706, 7891), (3198, 6677), (3642, 5863)]