21141504

素因数分解:

$2^{11}\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 64733760

約数和(自身を除く): 43592256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 37, 48, 62, 64, 72, 74, 93, 96, 111, 124, 128, 144, 148, 186, 192, 222, 248, 256, 279, 288, 296, 333, 372, 384, 444, 496, 512, 558, 576, 592, 666, 744, 768, 888, 992, 1024, 1116, 1147, 1152, 1184, 1332, 1488, 1536, 1776, 1984, 2048, 2232, 2294, 2304, 2368, 2664, 2976, 3072, 3441, 3552, 3968, 4464, 4588, 4608, 4736, 5328, 5952, 6144, 6882, 7104, 7936, 8928, 9176, 9216, 9472, 10323, 10656, 11904, 13764, 14208, 15872, 17856, 18352, 18432, 18944, 20646, 21312, 23808, 27528, 28416, 31744, 35712, 36704, 37888, 41292, 42624, 47616, 55056, 56832, 63488, 71424, 73408, 75776, 82584, 85248, 95232, 110112, 113664, 142848, 146816, 165168, 170496, 190464, 220224, 227328, 285696, 293632, 330336, 340992, 440448, 571392, 587264, 660672, 681984, 880896, 1174528, 1321344, 1761792, 2349056, 2642688, 3523584, 5285376, 7047168, 10570752, 21141504]

約数ペア:

[(1, 21141504), (2, 10570752), (3, 7047168), (4, 5285376), (6, 3523584), (8, 2642688), (9, 2349056), (12, 1761792), (16, 1321344), (18, 1174528), (24, 880896), (31, 681984), (32, 660672), (36, 587264), (37, 571392), (48, 440448), (62, 340992), (64, 330336), (72, 293632), (74, 285696), (93, 227328), (96, 220224), (111, 190464), (124, 170496), (128, 165168), (144, 146816), (148, 142848), (186, 113664), (192, 110112), (222, 95232), (248, 85248), (256, 82584), (279, 75776), (288, 73408), (296, 71424), (333, 63488), (372, 56832), (384, 55056), (444, 47616), (496, 42624), (512, 41292), (558, 37888), (576, 36704), (592, 35712), (666, 31744), (744, 28416), (768, 27528), (888, 23808), (992, 21312), (1024, 20646), (1116, 18944), (1147, 18432), (1152, 18352), (1184, 17856), (1332, 15872), (1488, 14208), (1536, 13764), (1776, 11904), (1984, 10656), (2048, 10323), (2232, 9472), (2294, 9216), (2304, 9176), (2368, 8928), (2664, 7936), (2976, 7104), (3072, 6882), (3441, 6144), (3552, 5952), (3968, 5328), (4464, 4736), (4588, 4608)]