21892860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11057}}^1$

素因数の和:11083

約数の個数: 72

約数和(自身を含む): 72452016

約数和(自身を除く): 50559156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 11057, 22114, 33171, 44228, 55285, 66342, 99513, 110570, 121627, 132684, 165855, 199026, 221140, 243254, 331710, 364881, 398052, 486508, 497565, 608135, 663420, 729762, 995130, 1094643, 1216270, 1459524, 1824405, 1990260, 2189286, 2432540, 3648810, 4378572, 5473215, 7297620, 10946430, 21892860]

約数ペア:

[(1, 21892860), (2, 10946430), (3, 7297620), (4, 5473215), (5, 4378572), (6, 3648810), (9, 2432540), (10, 2189286), (11, 1990260), (12, 1824405), (15, 1459524), (18, 1216270), (20, 1094643), (22, 995130), (30, 729762), (33, 663420), (36, 608135), (44, 497565), (45, 486508), (55, 398052), (60, 364881), (66, 331710), (90, 243254), (99, 221140), (110, 199026), (132, 165855), (165, 132684), (180, 121627), (198, 110570), (220, 99513), (330, 66342), (396, 55285), (495, 44228), (660, 33171), (990, 22114), (1980, 11057)]