20924295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{571}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 38438400

約数和(自身を除く): 17514105

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 349, 571, 1047, 1713, 1745, 2443, 2855, 3997, 5235, 7329, 8565, 11991, 12215, 19985, 36645, 59955, 199279, 597837, 996395, 1394953, 2989185, 4184859, 6974765, 20924295]

約数ペア:

[(1, 20924295), (3, 6974765), (5, 4184859), (7, 2989185), (15, 1394953), (21, 996395), (35, 597837), (105, 199279), (349, 59955), (571, 36645), (1047, 19985), (1713, 12215), (1745, 11991), (2443, 8565), (2855, 7329), (3997, 5235)]