21694609020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{51653831}}^1$

素因数の和:51653850

約数の個数: 48

約数和(自身を含む): 69422750208

約数和(自身を除く): 47728141188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 51653831, 103307662, 154961493, 206615324, 258269155, 309922986, 361576817, 516538310, 619845972, 723153634, 774807465, 1033076620, 1084730451, 1446307268, 1549614930, 1807884085, 2169460902, 3099229860, 3615768170, 4338921804, 5423652255, 7231536340, 10847304510, 21694609020]

約数ペア:

[(1, 21694609020), (2, 10847304510), (3, 7231536340), (4, 5423652255), (5, 4338921804), (6, 3615768170), (7, 3099229860), (10, 2169460902), (12, 1807884085), (14, 1549614930), (15, 1446307268), (20, 1084730451), (21, 1033076620), (28, 774807465), (30, 723153634), (35, 619845972), (42, 516538310), (60, 361576817), (70, 309922986), (84, 258269155), (105, 206615324), (140, 154961493), (210, 103307662), (420, 51653831)]