21782856

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{14879}}^1$

素因数の和:14949

約数の個数: 32

約数和(自身を含む): 55353600

約数和(自身を除く): 33570744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 14879, 29758, 44637, 59516, 89274, 119032, 178548, 357096, 907619, 1815238, 2722857, 3630476, 5445714, 7260952, 10891428, 21782856]

約数ペア:

[(1, 21782856), (2, 10891428), (3, 7260952), (4, 5445714), (6, 3630476), (8, 2722857), (12, 1815238), (24, 907619), (61, 357096), (122, 178548), (183, 119032), (244, 89274), (366, 59516), (488, 44637), (732, 29758), (1464, 14879)]