21422070

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:571

約数の個数: 80

約数和(自身を含む): 58806000

約数和(自身を除く): 37383930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 53, 54, 81, 90, 106, 135, 159, 162, 265, 270, 318, 405, 477, 499, 530, 795, 810, 954, 998, 1431, 1497, 1590, 2385, 2495, 2862, 2994, 4293, 4491, 4770, 4990, 7155, 7485, 8586, 8982, 13473, 14310, 14970, 21465, 22455, 26447, 26946, 40419, 42930, 44910, 52894, 67365, 79341, 80838, 132235, 134730, 158682, 202095, 238023, 264470, 396705, 404190, 476046, 714069, 793410, 1190115, 1428138, 2142207, 2380230, 3570345, 4284414, 7140690, 10711035, 21422070]

約数ペア:

[(1, 21422070), (2, 10711035), (3, 7140690), (5, 4284414), (6, 3570345), (9, 2380230), (10, 2142207), (15, 1428138), (18, 1190115), (27, 793410), (30, 714069), (45, 476046), (53, 404190), (54, 396705), (81, 264470), (90, 238023), (106, 202095), (135, 158682), (159, 134730), (162, 132235), (265, 80838), (270, 79341), (318, 67365), (405, 52894), (477, 44910), (499, 42930), (530, 40419), (795, 26946), (810, 26447), (954, 22455), (998, 21465), (1431, 14970), (1497, 14310), (1590, 13473), (2385, 8982), (2495, 8586), (2862, 7485), (2994, 7155), (4293, 4990), (4491, 4770)]