21283584

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 67108608

約数和(自身を除く): 45825024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 64, 74, 84, 96, 107, 111, 112, 128, 148, 168, 192, 214, 222, 224, 256, 259, 296, 321, 336, 384, 428, 444, 448, 518, 592, 642, 672, 749, 768, 777, 856, 888, 896, 1036, 1184, 1284, 1344, 1498, 1554, 1712, 1776, 1792, 2072, 2247, 2368, 2568, 2688, 2996, 3108, 3424, 3552, 3959, 4144, 4494, 4736, 5136, 5376, 5992, 6216, 6848, 7104, 7918, 8288, 8988, 9472, 10272, 11877, 11984, 12432, 13696, 14208, 15836, 16576, 17976, 20544, 23754, 23968, 24864, 27392, 27713, 28416, 31672, 33152, 35952, 41088, 47508, 47936, 49728, 55426, 63344, 66304, 71904, 82176, 83139, 95016, 95872, 99456, 110852, 126688, 143808, 166278, 190032, 191744, 198912, 221704, 253376, 287616, 332556, 380064, 443408, 506752, 575232, 665112, 760128, 886816, 1013504, 1330224, 1520256, 1773632, 2660448, 3040512, 3547264, 5320896, 7094528, 10641792, 21283584]

約数ペア:

[(1, 21283584), (2, 10641792), (3, 7094528), (4, 5320896), (6, 3547264), (7, 3040512), (8, 2660448), (12, 1773632), (14, 1520256), (16, 1330224), (21, 1013504), (24, 886816), (28, 760128), (32, 665112), (37, 575232), (42, 506752), (48, 443408), (56, 380064), (64, 332556), (74, 287616), (84, 253376), (96, 221704), (107, 198912), (111, 191744), (112, 190032), (128, 166278), (148, 143808), (168, 126688), (192, 110852), (214, 99456), (222, 95872), (224, 95016), (256, 83139), (259, 82176), (296, 71904), (321, 66304), (336, 63344), (384, 55426), (428, 49728), (444, 47936), (448, 47508), (518, 41088), (592, 35952), (642, 33152), (672, 31672), (749, 28416), (768, 27713), (777, 27392), (856, 24864), (888, 23968), (896, 23754), (1036, 20544), (1184, 17976), (1284, 16576), (1344, 15836), (1498, 14208), (1554, 13696), (1712, 12432), (1776, 11984), (1792, 11877), (2072, 10272), (2247, 9472), (2368, 8988), (2568, 8288), (2688, 7918), (2996, 7104), (3108, 6848), (3424, 6216), (3552, 5992), (3959, 5376), (4144, 5136), (4494, 4736)]