21139896

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{8081}}^1$

素因数の和:8199

約数の個数: 32

約数和(自身を含む): 53341200

約数和(自身を除く): 32201304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 8081, 16162, 24243, 32324, 48486, 64648, 96972, 193944, 880829, 1761658, 2642487, 3523316, 5284974, 7046632, 10569948, 21139896]

約数ペア:

[(1, 21139896), (2, 10569948), (3, 7046632), (4, 5284974), (6, 3523316), (8, 2642487), (12, 1761658), (24, 880829), (109, 193944), (218, 96972), (327, 64648), (436, 48486), (654, 32324), (872, 24243), (1308, 16162), (2616, 8081)]