21749976

素因数分解:

$2^3\times 3^2\times {\mathrm{293}}^1\times {\mathrm{1031}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 59164560

約数和(自身を除く): 37414584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293, 586, 879, 1031, 1172, 1758, 2062, 2344, 2637, 3093, 3516, 4124, 5274, 6186, 7032, 8248, 9279, 10548, 12372, 18558, 21096, 24744, 37116, 74232, 302083, 604166, 906249, 1208332, 1812498, 2416664, 2718747, 3624996, 5437494, 7249992, 10874988, 21749976]

約数ペア:

[(1, 21749976), (2, 10874988), (3, 7249992), (4, 5437494), (6, 3624996), (8, 2718747), (9, 2416664), (12, 1812498), (18, 1208332), (24, 906249), (36, 604166), (72, 302083), (293, 74232), (586, 37116), (879, 24744), (1031, 21096), (1172, 18558), (1758, 12372), (2062, 10548), (2344, 9279), (2637, 8248), (3093, 7032), (3516, 6186), (4124, 5274)]