21360493008

素因数分解:

$2^4\times 3^2\times {\mathrm{971}}^1\times {\mathrm{152767}}^1$

素因数の和:153752

約数の個数: 60

約数和(自身を含む): 59841669888

約数和(自身を除く): 38481176880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 971, 1942, 2913, 3884, 5826, 7768, 8739, 11652, 15536, 17478, 23304, 34956, 46608, 69912, 139824, 152767, 305534, 458301, 611068, 916602, 1222136, 1374903, 1833204, 2444272, 2749806, 3666408, 5499612, 7332816, 10999224, 21998448, 148336757, 296673514, 445010271, 593347028, 890020542, 1186694056, 1335030813, 1780041084, 2373388112, 2670061626, 3560082168, 5340123252, 7120164336, 10680246504, 21360493008]

約数ペア:

[(1, 21360493008), (2, 10680246504), (3, 7120164336), (4, 5340123252), (6, 3560082168), (8, 2670061626), (9, 2373388112), (12, 1780041084), (16, 1335030813), (18, 1186694056), (24, 890020542), (36, 593347028), (48, 445010271), (72, 296673514), (144, 148336757), (971, 21998448), (1942, 10999224), (2913, 7332816), (3884, 5499612), (5826, 3666408), (7768, 2749806), (8739, 2444272), (11652, 1833204), (15536, 1374903), (17478, 1222136), (23304, 916602), (34956, 611068), (46608, 458301), (69912, 305534), (139824, 152767)]