21156744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{125933}}^1$

素因数の和:125949

約数の個数: 32

約数和(自身を含む): 60448320

約数和(自身を除く): 39291576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 125933, 251866, 377799, 503732, 755598, 881531, 1007464, 1511196, 1763062, 2644593, 3022392, 3526124, 5289186, 7052248, 10578372, 21156744]

約数ペア:

[(1, 21156744), (2, 10578372), (3, 7052248), (4, 5289186), (6, 3526124), (7, 3022392), (8, 2644593), (12, 1763062), (14, 1511196), (21, 1007464), (24, 881531), (28, 755598), (42, 503732), (56, 377799), (84, 251866), (168, 125933)]