21000279776

素因数分解:

$2^5\times 7^1\times {\mathrm{15607}}^1\times {\mathrm{6007}}^1$

素因数の和:21631

約数の個数: 48

約数和(自身を含む): 47261523456

約数和(自身を除く): 26261243680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 6007, 12014, 15607, 24028, 31214, 42049, 48056, 62428, 84098, 96112, 109249, 124856, 168196, 192224, 218498, 249712, 336392, 436996, 499424, 672784, 873992, 1345568, 1747984, 3495968, 93751249, 187502498, 375004996, 656258743, 750009992, 1312517486, 1500019984, 2625034972, 3000039968, 5250069944, 10500139888, 21000279776]

約数ペア:

[(1, 21000279776), (2, 10500139888), (4, 5250069944), (7, 3000039968), (8, 2625034972), (14, 1500019984), (16, 1312517486), (28, 750009992), (32, 656258743), (56, 375004996), (112, 187502498), (224, 93751249), (6007, 3495968), (12014, 1747984), (15607, 1345568), (24028, 873992), (31214, 672784), (42049, 499424), (48056, 436996), (62428, 336392), (84098, 249712), (96112, 218498), (109249, 192224), (124856, 168196)]