21037530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22621}}^1$

素因数の和:22662

約数の個数: 32

約数和(自身を含む): 52121088

約数和(自身を除く): 31083558

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 22621, 45242, 67863, 113105, 135726, 226210, 339315, 678630, 701251, 1402502, 2103753, 3506255, 4207506, 7012510, 10518765, 21037530]

約数ペア:

[(1, 21037530), (2, 10518765), (3, 7012510), (5, 4207506), (6, 3506255), (10, 2103753), (15, 1402502), (30, 701251), (31, 678630), (62, 339315), (93, 226210), (155, 135726), (186, 113105), (310, 67863), (465, 45242), (930, 22621)]