21184328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3593}}^1$

素因数の和:3677

約数の個数: 32

約数和(自身を含む): 43990560

約数和(自身を除く): 22806232

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 134, 268, 536, 737, 1474, 2948, 3593, 5896, 7186, 14372, 28744, 39523, 79046, 158092, 240731, 316184, 481462, 962924, 1925848, 2648041, 5296082, 10592164, 21184328]

約数ペア:

[(1, 21184328), (2, 10592164), (4, 5296082), (8, 2648041), (11, 1925848), (22, 962924), (44, 481462), (67, 316184), (88, 240731), (134, 158092), (268, 79046), (536, 39523), (737, 28744), (1474, 14372), (2948, 7186), (3593, 5896)]