21413874

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8167}}^1$

素因数の和:8214

約数の個数: 32

約数和(自身を含む): 47047680

約数和(自身を除く): 25633806

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 874, 1311, 2622, 8167, 16334, 24501, 49002, 155173, 187841, 310346, 375682, 465519, 563523, 931038, 1127046, 3568979, 7137958, 10706937, 21413874]

約数ペア:

[(1, 21413874), (2, 10706937), (3, 7137958), (6, 3568979), (19, 1127046), (23, 931038), (38, 563523), (46, 465519), (57, 375682), (69, 310346), (114, 187841), (138, 155173), (437, 49002), (874, 24501), (1311, 16334), (2622, 8167)]