21026334

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 50711040

約数和(自身を除く): 29684706

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 61, 87, 122, 174, 183, 203, 283, 366, 406, 427, 566, 609, 849, 854, 1218, 1281, 1698, 1769, 1981, 2562, 3538, 3962, 5307, 5943, 8207, 10614, 11886, 12383, 16414, 17263, 24621, 24766, 34526, 37149, 49242, 51789, 57449, 74298, 103578, 114898, 120841, 172347, 241682, 344694, 362523, 500627, 725046, 1001254, 1501881, 3003762, 3504389, 7008778, 10513167, 21026334]

約数ペア:

[(1, 21026334), (2, 10513167), (3, 7008778), (6, 3504389), (7, 3003762), (14, 1501881), (21, 1001254), (29, 725046), (42, 500627), (58, 362523), (61, 344694), (87, 241682), (122, 172347), (174, 120841), (183, 114898), (203, 103578), (283, 74298), (366, 57449), (406, 51789), (427, 49242), (566, 37149), (609, 34526), (849, 24766), (854, 24621), (1218, 17263), (1281, 16414), (1698, 12383), (1769, 11886), (1981, 10614), (2562, 8207), (3538, 5943), (3962, 5307)]