19530021

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{32069}}^1$

素因数の和:32108

約数の個数: 16

約数和(自身を含む): 30787200

約数和(自身を除く): 11257179

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 32069, 96207, 224483, 673449, 930001, 2790003, 6510007, 19530021]

約数ペア:

[(1, 19530021), (3, 6510007), (7, 2790003), (21, 930001), (29, 673449), (87, 224483), (203, 96207), (609, 32069)]