21472332

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2389}}^1$

素因数の和:2510

約数の個数: 48

約数和(自身を含む): 57818880

約数和(自身を除く): 36346548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 2247, 2389, 2996, 4494, 4778, 7167, 8988, 9556, 14334, 16723, 28668, 33446, 50169, 66892, 100338, 200676, 255623, 511246, 766869, 1022492, 1533738, 1789361, 3067476, 3578722, 5368083, 7157444, 10736166, 21472332]

約数ペア:

[(1, 21472332), (2, 10736166), (3, 7157444), (4, 5368083), (6, 3578722), (7, 3067476), (12, 1789361), (14, 1533738), (21, 1022492), (28, 766869), (42, 511246), (84, 255623), (107, 200676), (214, 100338), (321, 66892), (428, 50169), (642, 33446), (749, 28668), (1284, 16723), (1498, 14334), (2247, 9556), (2389, 8988), (2996, 7167), (4494, 4778)]