21797700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:773

約数の個数: 72

約数和(自身を含む): 63725088

約数和(自身を除く): 41927388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 113, 150, 226, 300, 339, 452, 565, 643, 678, 1130, 1286, 1356, 1695, 1929, 2260, 2572, 2825, 3215, 3390, 3858, 5650, 6430, 6780, 7716, 8475, 9645, 11300, 12860, 16075, 16950, 19290, 32150, 33900, 38580, 48225, 64300, 72659, 96450, 145318, 192900, 217977, 290636, 363295, 435954, 726590, 871908, 1089885, 1453180, 1816475, 2179770, 3632950, 4359540, 5449425, 7265900, 10898850, 21797700]

約数ペア:

[(1, 21797700), (2, 10898850), (3, 7265900), (4, 5449425), (5, 4359540), (6, 3632950), (10, 2179770), (12, 1816475), (15, 1453180), (20, 1089885), (25, 871908), (30, 726590), (50, 435954), (60, 363295), (75, 290636), (100, 217977), (113, 192900), (150, 145318), (226, 96450), (300, 72659), (339, 64300), (452, 48225), (565, 38580), (643, 33900), (678, 32150), (1130, 19290), (1286, 16950), (1356, 16075), (1695, 12860), (1929, 11300), (2260, 9645), (2572, 8475), (2825, 7716), (3215, 6780), (3390, 6430), (3858, 5650)]