21867930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:460

約数の個数: 96

約数和(自身を含む): 65804544

約数和(自身を除く): 43936614

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 103, 105, 126, 206, 210, 309, 315, 337, 515, 618, 630, 674, 721, 927, 1011, 1030, 1442, 1545, 1685, 1854, 2022, 2163, 2359, 3033, 3090, 3370, 3605, 4326, 4635, 4718, 5055, 6066, 6489, 7077, 7210, 9270, 10110, 10815, 11795, 12978, 14154, 15165, 21231, 21630, 23590, 30330, 32445, 34711, 35385, 42462, 64890, 69422, 70770, 104133, 106155, 173555, 208266, 212310, 242977, 312399, 347110, 485954, 520665, 624798, 728931, 1041330, 1214885, 1457862, 1561995, 2186793, 2429770, 3123990, 3644655, 4373586, 7289310, 10933965, 21867930]

約数ペア:

[(1, 21867930), (2, 10933965), (3, 7289310), (5, 4373586), (6, 3644655), (7, 3123990), (9, 2429770), (10, 2186793), (14, 1561995), (15, 1457862), (18, 1214885), (21, 1041330), (30, 728931), (35, 624798), (42, 520665), (45, 485954), (63, 347110), (70, 312399), (90, 242977), (103, 212310), (105, 208266), (126, 173555), (206, 106155), (210, 104133), (309, 70770), (315, 69422), (337, 64890), (515, 42462), (618, 35385), (630, 34711), (674, 32445), (721, 30330), (927, 23590), (1011, 21630), (1030, 21231), (1442, 15165), (1545, 14154), (1685, 12978), (1854, 11795), (2022, 10815), (2163, 10110), (2359, 9270), (3033, 7210), (3090, 7077), (3370, 6489), (3605, 6066), (4326, 5055), (4635, 4718)]