21727776

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 144

約数和(自身を含む): 68947200

約数和(自身を除く): 47219424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 84, 93, 96, 98, 112, 124, 147, 149, 168, 186, 196, 217, 224, 248, 294, 298, 336, 372, 392, 434, 447, 496, 588, 596, 651, 672, 744, 784, 868, 894, 992, 1043, 1176, 1192, 1302, 1488, 1519, 1568, 1736, 1788, 2086, 2352, 2384, 2604, 2976, 3038, 3129, 3472, 3576, 4172, 4557, 4619, 4704, 4768, 5208, 6076, 6258, 6944, 7152, 7301, 8344, 9114, 9238, 10416, 12152, 12516, 13857, 14304, 14602, 16688, 18228, 18476, 20832, 21903, 24304, 25032, 27714, 29204, 32333, 33376, 36456, 36952, 43806, 48608, 50064, 55428, 58408, 64666, 72912, 73904, 87612, 96999, 100128, 110856, 116816, 129332, 145824, 147808, 175224, 193998, 221712, 226331, 233632, 258664, 350448, 387996, 443424, 452662, 517328, 678993, 700896, 775992, 905324, 1034656, 1357986, 1551984, 1810648, 2715972, 3103968, 3621296, 5431944, 7242592, 10863888, 21727776]

約数ペア:

[(1, 21727776), (2, 10863888), (3, 7242592), (4, 5431944), (6, 3621296), (7, 3103968), (8, 2715972), (12, 1810648), (14, 1551984), (16, 1357986), (21, 1034656), (24, 905324), (28, 775992), (31, 700896), (32, 678993), (42, 517328), (48, 452662), (49, 443424), (56, 387996), (62, 350448), (84, 258664), (93, 233632), (96, 226331), (98, 221712), (112, 193998), (124, 175224), (147, 147808), (149, 145824), (168, 129332), (186, 116816), (196, 110856), (217, 100128), (224, 96999), (248, 87612), (294, 73904), (298, 72912), (336, 64666), (372, 58408), (392, 55428), (434, 50064), (447, 48608), (496, 43806), (588, 36952), (596, 36456), (651, 33376), (672, 32333), (744, 29204), (784, 27714), (868, 25032), (894, 24304), (992, 21903), (1043, 20832), (1176, 18476), (1192, 18228), (1302, 16688), (1488, 14602), (1519, 14304), (1568, 13857), (1736, 12516), (1788, 12152), (2086, 10416), (2352, 9238), (2384, 9114), (2604, 8344), (2976, 7301), (3038, 7152), (3129, 6944), (3472, 6258), (3576, 6076), (4172, 5208), (4557, 4768), (4619, 4704)]