21582498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1321}}^1$

素因数の和:1722

約数の個数: 32

約数和(自身を含む): 49495680

約数和(自身を除く): 27913182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 389, 778, 1167, 1321, 2334, 2642, 2723, 3963, 5446, 7926, 8169, 9247, 16338, 18494, 27741, 55482, 513869, 1027738, 1541607, 3083214, 3597083, 7194166, 10791249, 21582498]

約数ペア:

[(1, 21582498), (2, 10791249), (3, 7194166), (6, 3597083), (7, 3083214), (14, 1541607), (21, 1027738), (42, 513869), (389, 55482), (778, 27741), (1167, 18494), (1321, 16338), (2334, 9247), (2642, 8169), (2723, 7926), (3963, 5446)]