21205302

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{659}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 44098560

約数和(自身を除く): 22893258

約数列:

[1, 2, 3, 6, 31, 62, 93, 173, 186, 346, 519, 659, 1038, 1318, 1977, 3954, 5363, 10726, 16089, 20429, 32178, 40858, 61287, 114007, 122574, 228014, 342021, 684042, 3534217, 7068434, 10602651, 21205302]

約数ペア:

[(1, 21205302), (2, 10602651), (3, 7068434), (6, 3534217), (31, 684042), (62, 342021), (93, 228014), (173, 122574), (186, 114007), (346, 61287), (519, 40858), (659, 32178), (1038, 20429), (1318, 16089), (1977, 10726), (3954, 5363)]