21000279777

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{4438867}}^1$

素因数の和:4438972

約数の個数: 16

約数和(自身を含む): 29829192960

約数和(自身を除く): 8828913183

約数列:

[1, 3, 19, 57, 83, 249, 1577, 4731, 4438867, 13316601, 84338473, 253015419, 368425961, 1105277883, 7000093259, 21000279777]

約数ペア:

[(1, 21000279777), (3, 7000093259), (19, 1105277883), (57, 368425961), (83, 253015419), (249, 84338473), (1577, 13316601), (4731, 4438867)]