21853832

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2729}}^1$

素因数の和:2766

約数の個数: 64

約数和(自身を含む): 55036800

約数和(自身を除く): 33182968

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 2729, 4004, 5458, 8008, 10916, 19103, 21832, 30019, 35477, 38206, 60038, 70954, 76412, 120076, 141908, 152824, 210133, 240152, 248339, 283816, 390247, 420266, 496678, 780494, 840532, 993356, 1560988, 1681064, 1986712, 2731729, 3121976, 5463458, 10926916, 21853832]

約数ペア:

[(1, 21853832), (2, 10926916), (4, 5463458), (7, 3121976), (8, 2731729), (11, 1986712), (13, 1681064), (14, 1560988), (22, 993356), (26, 840532), (28, 780494), (44, 496678), (52, 420266), (56, 390247), (77, 283816), (88, 248339), (91, 240152), (104, 210133), (143, 152824), (154, 141908), (182, 120076), (286, 76412), (308, 70954), (364, 60038), (572, 38206), (616, 35477), (728, 30019), (1001, 21832), (1144, 19103), (2002, 10916), (2729, 8008), (4004, 5458)]