21310144

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:533

約数の個数: 56

約数和(自身を含む): 45646848

約数和(自身を除く): 24336704

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 184, 248, 368, 467, 496, 713, 736, 934, 992, 1426, 1472, 1868, 1984, 2852, 3736, 5704, 7472, 10741, 11408, 14477, 14944, 21482, 22816, 28954, 29888, 42964, 45632, 57908, 85928, 115816, 171856, 231632, 332971, 343712, 463264, 665942, 687424, 926528, 1331884, 2663768, 5327536, 10655072, 21310144]

約数ペア:

[(1, 21310144), (2, 10655072), (4, 5327536), (8, 2663768), (16, 1331884), (23, 926528), (31, 687424), (32, 665942), (46, 463264), (62, 343712), (64, 332971), (92, 231632), (124, 171856), (184, 115816), (248, 85928), (368, 57908), (467, 45632), (496, 42964), (713, 29888), (736, 28954), (934, 22816), (992, 21482), (1426, 14944), (1472, 14477), (1868, 11408), (1984, 10741), (2852, 7472), (3736, 5704)]