21228792

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{68041}}^1$

素因数の和:68063

約数の個数: 32

約数和(自身を含む): 57155280

約数和(自身を除く): 35926488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 68041, 136082, 204123, 272164, 408246, 544328, 816492, 884533, 1632984, 1769066, 2653599, 3538132, 5307198, 7076264, 10614396, 21228792]

約数ペア:

[(1, 21228792), (2, 10614396), (3, 7076264), (4, 5307198), (6, 3538132), (8, 2653599), (12, 1769066), (13, 1632984), (24, 884533), (26, 816492), (39, 544328), (52, 408246), (78, 272164), (104, 204123), (156, 136082), (312, 68041)]