21089982

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1597}}^1$

素因数の和:1704

約数の個数: 32

約数和(自身を含む): 44181504

約数和(自身を除く): 23091522

約数列:

[1, 2, 3, 6, 31, 62, 71, 93, 142, 186, 213, 426, 1597, 2201, 3194, 4402, 4791, 6603, 9582, 13206, 49507, 99014, 113387, 148521, 226774, 297042, 340161, 680322, 3514997, 7029994, 10544991, 21089982]

約数ペア:

[(1, 21089982), (2, 10544991), (3, 7029994), (6, 3514997), (31, 680322), (62, 340161), (71, 297042), (93, 226774), (142, 148521), (186, 113387), (213, 99014), (426, 49507), (1597, 13206), (2201, 9582), (3194, 6603), (4402, 4791)]