21046560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 66951360

約数和(自身を除く): 45904800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 163, 240, 269, 326, 480, 489, 538, 652, 807, 815, 978, 1076, 1304, 1345, 1614, 1630, 1956, 2152, 2445, 2608, 2690, 3228, 3260, 3912, 4035, 4304, 4890, 5216, 5380, 6456, 6520, 7824, 8070, 8608, 9780, 10760, 12912, 13040, 15648, 16140, 19560, 21520, 25824, 26080, 32280, 39120, 43040, 43847, 64560, 78240, 87694, 129120, 131541, 175388, 219235, 263082, 350776, 438470, 526164, 657705, 701552, 876940, 1052328, 1315410, 1403104, 1753880, 2104656, 2630820, 3507760, 4209312, 5261640, 7015520, 10523280, 21046560]

約数ペア:

[(1, 21046560), (2, 10523280), (3, 7015520), (4, 5261640), (5, 4209312), (6, 3507760), (8, 2630820), (10, 2104656), (12, 1753880), (15, 1403104), (16, 1315410), (20, 1052328), (24, 876940), (30, 701552), (32, 657705), (40, 526164), (48, 438470), (60, 350776), (80, 263082), (96, 219235), (120, 175388), (160, 131541), (163, 129120), (240, 87694), (269, 78240), (326, 64560), (480, 43847), (489, 43040), (538, 39120), (652, 32280), (807, 26080), (815, 25824), (978, 21520), (1076, 19560), (1304, 16140), (1345, 15648), (1614, 13040), (1630, 12912), (1956, 10760), (2152, 9780), (2445, 8608), (2608, 8070), (2690, 7824), (3228, 6520), (3260, 6456), (3912, 5380), (4035, 5216), (4304, 4890)]