21616056

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:594

約数の個数: 144

約数和(自身を含む): 74426040

約数和(自身を除く): 52809984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 126, 132, 147, 154, 168, 196, 198, 231, 252, 264, 294, 308, 392, 396, 441, 462, 504, 539, 557, 588, 616, 693, 792, 882, 924, 1078, 1114, 1176, 1386, 1617, 1671, 1764, 1848, 2156, 2228, 2772, 3234, 3342, 3528, 3899, 4312, 4456, 4851, 5013, 5544, 6127, 6468, 6684, 7798, 9702, 10026, 11697, 12254, 12936, 13368, 15596, 18381, 19404, 20052, 23394, 24508, 27293, 31192, 35091, 36762, 38808, 40104, 42889, 46788, 49016, 54586, 55143, 70182, 73524, 81879, 85778, 93576, 109172, 110286, 128667, 140364, 147048, 163758, 171556, 218344, 220572, 245637, 257334, 280728, 300223, 327516, 343112, 386001, 441144, 491274, 514668, 600446, 655032, 772002, 900669, 982548, 1029336, 1200892, 1544004, 1801338, 1965096, 2401784, 2702007, 3088008, 3602676, 5404014, 7205352, 10808028, 21616056]

約数ペア:

[(1, 21616056), (2, 10808028), (3, 7205352), (4, 5404014), (6, 3602676), (7, 3088008), (8, 2702007), (9, 2401784), (11, 1965096), (12, 1801338), (14, 1544004), (18, 1200892), (21, 1029336), (22, 982548), (24, 900669), (28, 772002), (33, 655032), (36, 600446), (42, 514668), (44, 491274), (49, 441144), (56, 386001), (63, 343112), (66, 327516), (72, 300223), (77, 280728), (84, 257334), (88, 245637), (98, 220572), (99, 218344), (126, 171556), (132, 163758), (147, 147048), (154, 140364), (168, 128667), (196, 110286), (198, 109172), (231, 93576), (252, 85778), (264, 81879), (294, 73524), (308, 70182), (392, 55143), (396, 54586), (441, 49016), (462, 46788), (504, 42889), (539, 40104), (557, 38808), (588, 36762), (616, 35091), (693, 31192), (792, 27293), (882, 24508), (924, 23394), (1078, 20052), (1114, 19404), (1176, 18381), (1386, 15596), (1617, 13368), (1671, 12936), (1764, 12254), (1848, 11697), (2156, 10026), (2228, 9702), (2772, 7798), (3234, 6684), (3342, 6468), (3528, 6127), (3899, 5544), (4312, 5013), (4456, 4851)]