21150354862

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{6521}}^1$

素因数の和:6865

約数の個数: 64

約数和(自身を含む): 39760616448

約数和(自身を除く): 18610261586

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 251, 497, 502, 923, 994, 1757, 1846, 3263, 3514, 6461, 6521, 6526, 12922, 13042, 17821, 22841, 35642, 45647, 45682, 84773, 91294, 124747, 169546, 231673, 249494, 462991, 463346, 593411, 925982, 1186822, 1621711, 1636771, 3240937, 3243422, 3273542, 6018883, 6481874, 11457397, 12037766, 21278023, 22914794, 42132181, 42556046, 84264362, 116210741, 148946161, 232421482, 297892322, 813475187, 1510739633, 1626950374, 3021479266, 10575177431, 21150354862]

約数ペア:

[(1, 21150354862), (2, 10575177431), (7, 3021479266), (13, 1626950374), (14, 1510739633), (26, 813475187), (71, 297892322), (91, 232421482), (142, 148946161), (182, 116210741), (251, 84264362), (497, 42556046), (502, 42132181), (923, 22914794), (994, 21278023), (1757, 12037766), (1846, 11457397), (3263, 6481874), (3514, 6018883), (6461, 3273542), (6521, 3243422), (6526, 3240937), (12922, 1636771), (13042, 1621711), (17821, 1186822), (22841, 925982), (35642, 593411), (45647, 463346), (45682, 462991), (84773, 249494), (91294, 231673), (124747, 169546)]