21291930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 63452160

約数和(自身を除く): 42160230

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 67, 90, 99, 107, 110, 134, 135, 165, 198, 201, 214, 270, 297, 321, 330, 335, 402, 495, 535, 594, 603, 642, 670, 737, 963, 990, 1005, 1070, 1177, 1206, 1474, 1485, 1605, 1809, 1926, 2010, 2211, 2354, 2889, 2970, 3015, 3210, 3531, 3618, 3685, 4422, 4815, 5778, 5885, 6030, 6633, 7062, 7169, 7370, 9045, 9630, 10593, 11055, 11770, 13266, 14338, 14445, 17655, 18090, 19899, 21186, 21507, 22110, 28890, 31779, 33165, 35310, 35845, 39798, 43014, 52965, 63558, 64521, 66330, 71690, 78859, 99495, 105930, 107535, 129042, 157718, 158895, 193563, 198990, 215070, 236577, 317790, 322605, 387126, 394295, 473154, 645210, 709731, 788590, 967815, 1182885, 1419462, 1935630, 2129193, 2365770, 3548655, 4258386, 7097310, 10645965, 21291930]

約数ペア:

[(1, 21291930), (2, 10645965), (3, 7097310), (5, 4258386), (6, 3548655), (9, 2365770), (10, 2129193), (11, 1935630), (15, 1419462), (18, 1182885), (22, 967815), (27, 788590), (30, 709731), (33, 645210), (45, 473154), (54, 394295), (55, 387126), (66, 322605), (67, 317790), (90, 236577), (99, 215070), (107, 198990), (110, 193563), (134, 158895), (135, 157718), (165, 129042), (198, 107535), (201, 105930), (214, 99495), (270, 78859), (297, 71690), (321, 66330), (330, 64521), (335, 63558), (402, 52965), (495, 43014), (535, 39798), (594, 35845), (603, 35310), (642, 33165), (670, 31779), (737, 28890), (963, 22110), (990, 21507), (1005, 21186), (1070, 19899), (1177, 18090), (1206, 17655), (1474, 14445), (1485, 14338), (1605, 13266), (1809, 11770), (1926, 11055), (2010, 10593), (2211, 9630), (2354, 9045), (2889, 7370), (2970, 7169), (3015, 7062), (3210, 6633), (3531, 6030), (3618, 5885), (3685, 5778), (4422, 4815)]