21116496

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{4943}}^1$

素因数の和:5043

約数の個数: 40

約数和(自身を含む): 55175040

約数和(自身を除く): 34058544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 534, 712, 1068, 1424, 2136, 4272, 4943, 9886, 14829, 19772, 29658, 39544, 59316, 79088, 118632, 237264, 439927, 879854, 1319781, 1759708, 2639562, 3519416, 5279124, 7038832, 10558248, 21116496]

約数ペア:

[(1, 21116496), (2, 10558248), (3, 7038832), (4, 5279124), (6, 3519416), (8, 2639562), (12, 1759708), (16, 1319781), (24, 879854), (48, 439927), (89, 237264), (178, 118632), (267, 79088), (356, 59316), (534, 39544), (712, 29658), (1068, 19772), (1424, 14829), (2136, 9886), (4272, 4943)]