21265800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{67}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 69943440

約数和(自身を除く): 48677640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 46, 50, 60, 67, 69, 75, 92, 100, 115, 120, 134, 138, 150, 184, 200, 201, 230, 268, 276, 300, 335, 345, 402, 460, 529, 536, 552, 575, 600, 670, 690, 804, 920, 1005, 1058, 1150, 1340, 1380, 1541, 1587, 1608, 1675, 1725, 2010, 2116, 2300, 2645, 2680, 2760, 3082, 3174, 3350, 3450, 4020, 4232, 4600, 4623, 5025, 5290, 6164, 6348, 6700, 6900, 7705, 7935, 8040, 9246, 10050, 10580, 12328, 12696, 13225, 13400, 13800, 15410, 15870, 18492, 20100, 21160, 23115, 26450, 30820, 31740, 35443, 36984, 38525, 39675, 40200, 46230, 52900, 61640, 63480, 70886, 77050, 79350, 92460, 105800, 106329, 115575, 141772, 154100, 158700, 177215, 184920, 212658, 231150, 283544, 308200, 317400, 354430, 425316, 462300, 531645, 708860, 850632, 886075, 924600, 1063290, 1417720, 1772150, 2126580, 2658225, 3544300, 4253160, 5316450, 7088600, 10632900, 21265800]

約数ペア:

[(1, 21265800), (2, 10632900), (3, 7088600), (4, 5316450), (5, 4253160), (6, 3544300), (8, 2658225), (10, 2126580), (12, 1772150), (15, 1417720), (20, 1063290), (23, 924600), (24, 886075), (25, 850632), (30, 708860), (40, 531645), (46, 462300), (50, 425316), (60, 354430), (67, 317400), (69, 308200), (75, 283544), (92, 231150), (100, 212658), (115, 184920), (120, 177215), (134, 158700), (138, 154100), (150, 141772), (184, 115575), (200, 106329), (201, 105800), (230, 92460), (268, 79350), (276, 77050), (300, 70886), (335, 63480), (345, 61640), (402, 52900), (460, 46230), (529, 40200), (536, 39675), (552, 38525), (575, 36984), (600, 35443), (670, 31740), (690, 30820), (804, 26450), (920, 23115), (1005, 21160), (1058, 20100), (1150, 18492), (1340, 15870), (1380, 15410), (1541, 13800), (1587, 13400), (1608, 13225), (1675, 12696), (1725, 12328), (2010, 10580), (2116, 10050), (2300, 9246), (2645, 8040), (2680, 7935), (2760, 7705), (3082, 6900), (3174, 6700), (3350, 6348), (3450, 6164), (4020, 5290), (4232, 5025), (4600, 4623)]