21422940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4637}}^1$

素因数の和:4667

約数の個数: 96

約数和(自身を含む): 74801664

約数和(自身を除く): 53378724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 4637, 9274, 13911, 18548, 23185, 27822, 32459, 46370, 51007, 55644, 64918, 69555, 92740, 97377, 102014, 129836, 139110, 153021, 162295, 194754, 204028, 255035, 278220, 306042, 324590, 357049, 389508, 486885, 510070, 612084, 649180, 714098, 765105, 973770, 1020140, 1071147, 1428196, 1530210, 1785245, 1947540, 2142294, 3060420, 3570490, 4284588, 5355735, 7140980, 10711470, 21422940]

約数ペア:

[(1, 21422940), (2, 10711470), (3, 7140980), (4, 5355735), (5, 4284588), (6, 3570490), (7, 3060420), (10, 2142294), (11, 1947540), (12, 1785245), (14, 1530210), (15, 1428196), (20, 1071147), (21, 1020140), (22, 973770), (28, 765105), (30, 714098), (33, 649180), (35, 612084), (42, 510070), (44, 486885), (55, 389508), (60, 357049), (66, 324590), (70, 306042), (77, 278220), (84, 255035), (105, 204028), (110, 194754), (132, 162295), (140, 153021), (154, 139110), (165, 129836), (210, 102014), (220, 97377), (231, 92740), (308, 69555), (330, 64918), (385, 55644), (420, 51007), (462, 46370), (660, 32459), (770, 27822), (924, 23185), (1155, 18548), (1540, 13911), (2310, 9274), (4620, 4637)]