21441450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{641}}^1$

素因数の和:879

約数の個数: 48

約数和(自身を含む): 53496576

約数和(自身を除く): 32055126

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 223, 446, 641, 669, 1115, 1282, 1338, 1923, 2230, 3205, 3345, 3846, 5575, 6410, 6690, 9615, 11150, 16025, 16725, 19230, 32050, 33450, 48075, 96150, 142943, 285886, 428829, 714715, 857658, 1429430, 2144145, 3573575, 4288290, 7147150, 10720725, 21441450]

約数ペア:

[(1, 21441450), (2, 10720725), (3, 7147150), (5, 4288290), (6, 3573575), (10, 2144145), (15, 1429430), (25, 857658), (30, 714715), (50, 428829), (75, 285886), (150, 142943), (223, 96150), (446, 48075), (641, 33450), (669, 32050), (1115, 19230), (1282, 16725), (1338, 16025), (1923, 11150), (2230, 9615), (3205, 6690), (3345, 6410), (3846, 5575)]