21432912

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:432

約数の個数: 80

約数和(自身を含む): 59281920

約数和(自身を除く): 37849008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 71, 76, 114, 142, 152, 213, 228, 284, 304, 331, 426, 456, 568, 662, 852, 912, 993, 1136, 1324, 1349, 1704, 1986, 2648, 2698, 3408, 3972, 4047, 5296, 5396, 6289, 7944, 8094, 10792, 12578, 15888, 16188, 18867, 21584, 23501, 25156, 32376, 37734, 47002, 50312, 64752, 70503, 75468, 94004, 100624, 141006, 150936, 188008, 282012, 301872, 376016, 446519, 564024, 893038, 1128048, 1339557, 1786076, 2679114, 3572152, 5358228, 7144304, 10716456, 21432912]

約数ペア:

[(1, 21432912), (2, 10716456), (3, 7144304), (4, 5358228), (6, 3572152), (8, 2679114), (12, 1786076), (16, 1339557), (19, 1128048), (24, 893038), (38, 564024), (48, 446519), (57, 376016), (71, 301872), (76, 282012), (114, 188008), (142, 150936), (152, 141006), (213, 100624), (228, 94004), (284, 75468), (304, 70503), (331, 64752), (426, 50312), (456, 47002), (568, 37734), (662, 32376), (852, 25156), (912, 23501), (993, 21584), (1136, 18867), (1324, 16188), (1349, 15888), (1704, 12578), (1986, 10792), (2648, 8094), (2698, 7944), (3408, 6289), (3972, 5396), (4047, 5296)]