21090597989

素因数分解:

${\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{62633}}^1$

素因数の和:62908

約数の個数: 16

約数和(自身を含む): 22223545344

約数和(自身を除く): 1132947355

約数列:

[1, 41, 43, 191, 1763, 7831, 8213, 62633, 336733, 2567953, 2693219, 11962903, 110421979, 490479023, 514404829, 21090597989]

約数ペア:

[(1, 21090597989), (41, 514404829), (43, 490479023), (191, 110421979), (1763, 11962903), (7831, 2693219), (8213, 2567953), (62633, 336733)]