21578592

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 65463552

約数和(自身を除く): 43884960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 163, 168, 197, 224, 326, 336, 394, 489, 591, 652, 672, 788, 978, 1141, 1182, 1304, 1379, 1576, 1956, 2282, 2364, 2608, 2758, 3152, 3423, 3912, 4137, 4564, 4728, 5216, 5516, 6304, 6846, 7824, 8274, 9128, 9456, 11032, 13692, 15648, 16548, 18256, 18912, 22064, 27384, 32111, 33096, 36512, 44128, 54768, 64222, 66192, 96333, 109536, 128444, 132384, 192666, 224777, 256888, 385332, 449554, 513776, 674331, 770664, 899108, 1027552, 1348662, 1541328, 1798216, 2697324, 3082656, 3596432, 5394648, 7192864, 10789296, 21578592]

約数ペア:

[(1, 21578592), (2, 10789296), (3, 7192864), (4, 5394648), (6, 3596432), (7, 3082656), (8, 2697324), (12, 1798216), (14, 1541328), (16, 1348662), (21, 1027552), (24, 899108), (28, 770664), (32, 674331), (42, 513776), (48, 449554), (56, 385332), (84, 256888), (96, 224777), (112, 192666), (163, 132384), (168, 128444), (197, 109536), (224, 96333), (326, 66192), (336, 64222), (394, 54768), (489, 44128), (591, 36512), (652, 33096), (672, 32111), (788, 27384), (978, 22064), (1141, 18912), (1182, 18256), (1304, 16548), (1379, 15648), (1576, 13692), (1956, 11032), (2282, 9456), (2364, 9128), (2608, 8274), (2758, 7824), (3152, 6846), (3423, 6304), (3912, 5516), (4137, 5216), (4564, 4728)]