21004630812

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{274829}}^1$

素因数の和:275043

約数の個数: 72

約数和(自身を含む): 58222185840

約数和(自身を除く): 37217555028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 193, 198, 386, 396, 579, 772, 1158, 1737, 2123, 2316, 3474, 4246, 6369, 6948, 8492, 12738, 19107, 25476, 38214, 76428, 274829, 549658, 824487, 1099316, 1648974, 2473461, 3023119, 3297948, 4946922, 6046238, 9069357, 9893844, 12092476, 18138714, 27208071, 36277428, 53041997, 54416142, 106083994, 108832284, 159125991, 212167988, 318251982, 477377973, 583461967, 636503964, 954755946, 1166923934, 1750385901, 1909511892, 2333847868, 3500771802, 5251157703, 7001543604, 10502315406, 21004630812]

約数ペア:

[(1, 21004630812), (2, 10502315406), (3, 7001543604), (4, 5251157703), (6, 3500771802), (9, 2333847868), (11, 1909511892), (12, 1750385901), (18, 1166923934), (22, 954755946), (33, 636503964), (36, 583461967), (44, 477377973), (66, 318251982), (99, 212167988), (132, 159125991), (193, 108832284), (198, 106083994), (386, 54416142), (396, 53041997), (579, 36277428), (772, 27208071), (1158, 18138714), (1737, 12092476), (2123, 9893844), (2316, 9069357), (3474, 6046238), (4246, 4946922), (6369, 3297948), (6948, 3023119), (8492, 2473461), (12738, 1648974), (19107, 1099316), (25476, 824487), (38214, 549658), (76428, 274829)]