21913758

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13679}}^1$

素因数の和:13776

約数の個数: 24

約数和(自身を含む): 48016800

約数和(自身を除く): 26103042

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13679, 27358, 41037, 82074, 123111, 246222, 1217431, 2434862, 3652293, 7304586, 10956879, 21913758]

約数ペア:

[(1, 21913758), (2, 10956879), (3, 7304586), (6, 3652293), (9, 2434862), (18, 1217431), (89, 246222), (178, 123111), (267, 82074), (534, 41037), (801, 27358), (1602, 13679)]