21036190

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{6133}}^1$

素因数の和:6161

約数の個数: 32

約数和(自身を含む): 44164800

約数和(自身を除く): 23128610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 6133, 12266, 30665, 42931, 61330, 85862, 214655, 300517, 429310, 601034, 1502585, 2103619, 3005170, 4207238, 10518095, 21036190]

約数ペア:

[(1, 21036190), (2, 10518095), (5, 4207238), (7, 3005170), (10, 2103619), (14, 1502585), (35, 601034), (49, 429310), (70, 300517), (98, 214655), (245, 85862), (343, 61330), (490, 42931), (686, 30665), (1715, 12266), (3430, 6133)]