21699790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5849}}^1$

素因数の和:5916

約数の個数: 32

約数和(自身を含む): 45489600

約数和(自身を除く): 23789810

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5849, 11698, 29245, 40943, 58490, 81886, 204715, 309997, 409430, 619994, 1549985, 2169979, 3099970, 4339958, 10849895, 21699790]

約数ペア:

[(1, 21699790), (2, 10849895), (5, 4339958), (7, 3099970), (10, 2169979), (14, 1549985), (35, 619994), (53, 409430), (70, 309997), (106, 204715), (265, 81886), (371, 58490), (530, 40943), (742, 29245), (1855, 11698), (3710, 5849)]