21588402

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 50761728

約数和(自身を除く): 29173326

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 71, 102, 142, 187, 213, 271, 374, 426, 542, 561, 781, 813, 1122, 1207, 1562, 1626, 2343, 2414, 2981, 3621, 4607, 4686, 5962, 7242, 8943, 9214, 13277, 13821, 17886, 19241, 26554, 27642, 38482, 39831, 50677, 57723, 79662, 101354, 115446, 152031, 211651, 304062, 327097, 423302, 634953, 654194, 981291, 1269906, 1962582, 3598067, 7196134, 10794201, 21588402]

約数ペア:

[(1, 21588402), (2, 10794201), (3, 7196134), (6, 3598067), (11, 1962582), (17, 1269906), (22, 981291), (33, 654194), (34, 634953), (51, 423302), (66, 327097), (71, 304062), (102, 211651), (142, 152031), (187, 115446), (213, 101354), (271, 79662), (374, 57723), (426, 50677), (542, 39831), (561, 38482), (781, 27642), (813, 26554), (1122, 19241), (1207, 17886), (1562, 13821), (1626, 13277), (2343, 9214), (2414, 8943), (2981, 7242), (3621, 5962), (4607, 4686)]