21009096

素因数分解:

$2^3\times 3^2\times {\mathrm{109}}^1\times {\mathrm{2677}}^1$

素因数の和:2798

約数の個数: 48

約数和(自身を含む): 57443100

約数和(自身を除く): 36434004

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 327, 436, 654, 872, 981, 1308, 1962, 2616, 2677, 3924, 5354, 7848, 8031, 10708, 16062, 21416, 24093, 32124, 48186, 64248, 96372, 192744, 291793, 583586, 875379, 1167172, 1750758, 2334344, 2626137, 3501516, 5252274, 7003032, 10504548, 21009096]

約数ペア:

[(1, 21009096), (2, 10504548), (3, 7003032), (4, 5252274), (6, 3501516), (8, 2626137), (9, 2334344), (12, 1750758), (18, 1167172), (24, 875379), (36, 583586), (72, 291793), (109, 192744), (218, 96372), (327, 64248), (436, 48186), (654, 32124), (872, 24093), (981, 21416), (1308, 16062), (1962, 10708), (2616, 8031), (2677, 7848), (3924, 5354)]