21001904952

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{348221}}^1$

素因数の和:348596

約数の個数: 64

約数和(自身を含む): 60172761600

約数和(自身を除く): 39170856648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 359, 718, 1077, 1436, 2154, 2513, 2872, 4308, 5026, 7539, 8616, 10052, 15078, 20104, 30156, 60312, 348221, 696442, 1044663, 1392884, 2089326, 2437547, 2785768, 4178652, 4875094, 7312641, 8357304, 9750188, 14625282, 19500376, 29250564, 58501128, 125011339, 250022678, 375034017, 500045356, 750068034, 875079373, 1000090712, 1500136068, 1750158746, 2625238119, 3000272136, 3500317492, 5250476238, 7000634984, 10500952476, 21001904952]

約数ペア:

[(1, 21001904952), (2, 10500952476), (3, 7000634984), (4, 5250476238), (6, 3500317492), (7, 3000272136), (8, 2625238119), (12, 1750158746), (14, 1500136068), (21, 1000090712), (24, 875079373), (28, 750068034), (42, 500045356), (56, 375034017), (84, 250022678), (168, 125011339), (359, 58501128), (718, 29250564), (1077, 19500376), (1436, 14625282), (2154, 9750188), (2513, 8357304), (2872, 7312641), (4308, 4875094), (5026, 4178652), (7539, 2785768), (8616, 2437547), (10052, 2089326), (15078, 1392884), (20104, 1044663), (30156, 696442), (60312, 348221)]