21534840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1459}}^1$

素因数の和:1517

約数の個数: 96

約数和(自身を含む): 71744400

約数和(自身を除く): 50209560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1459, 1476, 1640, 1845, 2460, 2918, 2952, 3690, 4377, 4920, 5836, 7295, 7380, 8754, 11672, 13131, 14590, 14760, 17508, 21885, 26262, 29180, 35016, 43770, 52524, 58360, 59819, 65655, 87540, 105048, 119638, 131310, 175080, 179457, 239276, 262620, 299095, 358914, 478552, 525240, 538371, 598190, 717828, 897285, 1076742, 1196380, 1435656, 1794570, 2153484, 2392760, 2691855, 3589140, 4306968, 5383710, 7178280, 10767420, 21534840]

約数ペア:

[(1, 21534840), (2, 10767420), (3, 7178280), (4, 5383710), (5, 4306968), (6, 3589140), (8, 2691855), (9, 2392760), (10, 2153484), (12, 1794570), (15, 1435656), (18, 1196380), (20, 1076742), (24, 897285), (30, 717828), (36, 598190), (40, 538371), (41, 525240), (45, 478552), (60, 358914), (72, 299095), (82, 262620), (90, 239276), (120, 179457), (123, 175080), (164, 131310), (180, 119638), (205, 105048), (246, 87540), (328, 65655), (360, 59819), (369, 58360), (410, 52524), (492, 43770), (615, 35016), (738, 29180), (820, 26262), (984, 21885), (1230, 17508), (1459, 14760), (1476, 14590), (1640, 13131), (1845, 11672), (2460, 8754), (2918, 7380), (2952, 7295), (3690, 5836), (4377, 4920)]